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

:root {
    /* カラー設定 */
    --primary-color: #2d5016;
    --primary-dark: #1a3009;
    --secondary-color: #8b4513;
    --accent-color: #f4a460;
    --text-dark: #2c3e50;
    --text-light: #ffffff;
    --bg-light: #f8f9fa;
    --bg-dark: #1a1a1a;
    --border-color: #e0e0e0;
    
    /* 影 */
    --shadow-sm: 0 2px 4px rgba(0,0,0,0.1);
    --shadow-md: 0 4px 6px rgba(0,0,0,0.1);
    --shadow-lg: 0 10px 30px rgba(0,0,0,0.15);
    
    /* トランジション */
    --transition: all 0.3s ease;
}

body {
    font-family: 'Noto Sans JP', 'Zen Kaku Gothic New', sans-serif;
    line-height: 1.7;
    color: var(--text-dark);
    background-color: var(--bg-light);
    overflow-x: hidden;
}

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

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

/* ========================================
   共通コンポーネント
======================================== */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 1rem;
    color: var(--primary-color);
}

.section-title-white {
    font-size: 2.5rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 1rem;
    color: var(--text-light);
}

.section-title-left {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--primary-color);
}

.section-subtitle {
    text-align: center;
    font-size: 1.1rem;
    color: #666;
    margin-bottom: 3rem;
}

/* ボタンスタイル */
.btn {
    display: inline-block;
    padding: 0.8rem 2rem;
    border-radius: 50px;
    font-weight: 600;
    text-align: center;
    cursor: pointer;
    transition: var(--transition);
    border: 2px solid transparent;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: var(--text-light);
    box-shadow: var(--shadow-md);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

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

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

.btn-small {
    padding: 0.5rem 1.5rem;
    font-size: 0.9rem;
}

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

/* ========================================
   ヘッダー
======================================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
    z-index: 1000;
    transition: var(--transition);
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
}

.logo {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--primary-color);
}

.nav {
    display: flex;
    gap: 2rem;
    align-items: center;
}

.nav-link {
    font-weight: 500;
    color: var(--text-dark);
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-color);
    transition: var(--transition);
}

.nav-link:hover::after {
    width: 100%;
}

.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
}

.mobile-menu-btn span {
    display: block;
    width: 25px;
    height: 3px;
    background: var(--primary-color);
    transition: var(--transition);
}

/* ========================================
   ヒーローセクション
======================================== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    overflow: hidden;
    padding-top: 80px;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.hero-images {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    height: 100%;
    animation: slideIn 1s ease-out;
}

.hero-image {
    background-size: cover;
    background-position: center;
    animation: zoomIn 20s ease-in-out infinite;
}

.hero-image:nth-child(1) { animation-delay: 0s; }
.hero-image:nth-child(2) { animation-delay: 5s; }
.hero-image:nth-child(3) { animation-delay: 10s; }
.hero-image:nth-child(4) { animation-delay: 15s; }

@keyframes zoomIn {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.1); }
}

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

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(45, 80, 22, 0.85), rgba(26, 48, 9, 0.85));
    z-index: 2;
}

.hero-content {
    position: relative;
    z-index: 3;
    text-align: center;
    color: var(--text-light);
    animation: fadeInUp 1s ease-out 0.3s both;
}

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

.hero-badge {
    display: inline-block;
    background: rgba(244, 164, 96, 0.9);
    color: var(--text-dark);
    padding: 0.5rem 1.5rem;
    border-radius: 50px;
    font-weight: 600;
    margin-bottom: 1.5rem;
    animation: pulse 2s ease-in-out infinite;
}

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

.hero-title {
    font-size: 3.5rem;
    font-weight: 900;
    line-height: 1.2;
    margin-bottom: 1rem;
    text-shadow: 2px 2px 10px rgba(0,0,0,0.3);
}

.hero-subtitle {
    font-size: 1.5rem;
    font-weight: 400;
    margin-bottom: 2.5rem;
    opacity: 0.95;
}

.hero-buttons {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
    margin-bottom: 3rem;
    flex-wrap: wrap;
}

.hero-info {
    display: flex;
    gap: 2rem;
    justify-content: center;
    flex-wrap: wrap;
}

.hero-info-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.1rem;
    background: rgba(255, 255, 255, 0.1);
    padding: 0.8rem 1.5rem;
    border-radius: 50px;
    backdrop-filter: blur(5px);
}

.hero-info-item .icon {
    font-size: 1.5rem;
}

/* ========================================
   イントロセクション
======================================== */
.intro {
    padding: 6rem 0;
    background: var(--text-light);
}

.intro-text {
    text-align: center;
    font-size: 1.3rem;
    line-height: 2;
    margin-bottom: 4rem;
    color: #555;
}

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

.feature-card {
    background: var(--bg-light);
    padding: 2.5rem;
    border-radius: 15px;
    text-align: center;
    transition: var(--transition);
    box-shadow: var(--shadow-sm);
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

.feature-icon {
    font-size: 4rem;
    margin-bottom: 1.5rem;
}

.feature-card h4 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--primary-color);
}

.feature-card p {
    color: #666;
    line-height: 1.8;
}

/* ========================================
   価値提案セクション
======================================== */
.value {
    padding: 6rem 0;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: var(--text-light);
}

.value-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2.5rem;
    margin-top: 3rem;
}

.value-item {
    background: rgba(255, 255, 255, 0.1);
    padding: 2rem;
    border-radius: 15px;
    backdrop-filter: blur(5px);
    transition: var(--transition);
}

.value-item:hover {
    background: rgba(255, 255, 255, 0.15);
    transform: translateY(-5px);
}

.value-number {
    font-size: 3rem;
    font-weight: 900;
    color: var(--accent-color);
    margin-bottom: 1rem;
}

.value-item h4 {
    font-size: 1.3rem;
    margin-bottom: 1rem;
}

.value-item p {
    opacity: 0.9;
    line-height: 1.8;
}

/* ========================================
   タイムライン（スケジュール）
======================================== */
.schedule {
    padding: 6rem 0;
    background: var(--bg-light);
}

.timeline {
    max-width: 900px;
    margin: 0 auto;
    position: relative;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 100px;
    top: 0;
    bottom: 0;
    width: 3px;
    background: linear-gradient(to bottom, var(--primary-color), var(--accent-color));
}

.timeline-item {
    display: flex;
    gap: 2rem;
    margin-bottom: 3rem;
    position: relative;
}

.timeline-time {
    flex-shrink: 0;
    width: 80px;
    text-align: right;
    font-weight: 700;
    font-size: 1.3rem;
    color: var(--primary-color);
    padding-top: 0.5rem;
}

.timeline-time::after {
    content: '';
    position: absolute;
    left: 90px;
    top: 10px;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: var(--primary-color);
    border: 4px solid var(--bg-light);
    box-shadow: 0 0 0 3px var(--primary-color);
}

.timeline-content {
    flex: 1;
    background: var(--text-light);
    padding: 2rem;
    border-radius: 15px;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
}

.timeline-content:hover {
    transform: translateX(10px);
    box-shadow: var(--shadow-lg);
}

.timeline-image {
    width: 100%;
    height: 250px;
    background-size: cover;
    background-position: center;
    border-radius: 10px;
    margin-bottom: 1rem;
}

.timeline-content h4 {
    font-size: 1.5rem;
    color: var(--primary-color);
    margin-bottom: 0.8rem;
}

.timeline-content p {
    color: #666;
    line-height: 1.8;
}

/* ========================================
   体験カードセクション
======================================== */
.experiences {
    padding: 6rem 0;
    background: var(--text-light);
}

.experiences-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.experience-card {
    background: var(--bg-light);
    border-radius: 15px;
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
}

.experience-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

.experience-image {
    width: 100%;
    height: 250px;
    background-size: cover;
    background-position: center;
}

.experience-content {
    padding: 2rem;
}

.experience-number {
    display: inline-block;
    background: var(--primary-color);
    color: var(--text-light);
    width: 40px;
    height: 40px;
    border-radius: 50%;
    text-align: center;
    line-height: 40px;
    font-weight: 700;
    margin-bottom: 1rem;
}

.experience-content h4 {
    font-size: 1.5rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.experience-content p {
    color: #666;
    line-height: 1.8;
}

/* ========================================
   食事セクション
======================================== */
.food {
    padding: 6rem 0;
    background: var(--bg-light);
}

.food-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.food-image {
    width: 100%;
    height: 500px;
    background-size: cover;
    background-position: center;
    border-radius: 15px;
    box-shadow: var(--shadow-lg);
}

.food-text h4 {
    font-size: 1.8rem;
    color: var(--secondary-color);
    margin-bottom: 1.5rem;
}

.food-text p {
    color: #666;
    line-height: 1.8;
    margin-bottom: 2rem;
}

.food-features {
    list-style: none;
}

.food-features li {
    padding: 0.8rem 0;
    color: #555;
    font-size: 1.1rem;
    border-bottom: 1px solid var(--border-color);
}

.food-features li:last-child {
    border-bottom: none;
}

/* ========================================
   募集要項セクション
======================================== */
.details {
    padding: 6rem 0;
    background: var(--text-light);
}

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

.detail-card {
    background: var(--bg-light);
    padding: 2.5rem;
    border-radius: 15px;
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

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

.detail-icon {
    font-size: 3rem;
    margin-bottom: 1.5rem;
}

.detail-card h4 {
    font-size: 1.5rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.detail-card p {
    color: #666;
    line-height: 1.8;
}

.detail-card strong {
    color: var(--secondary-color);
    font-size: 1.2rem;
}

/* ========================================
   モニター協力セクション
======================================== */
.monitor {
    padding: 6rem 0;
    background: linear-gradient(135deg, var(--secondary-color), #654321);
    color: var(--text-light);
}

.monitor-intro {
    text-align: center;
    font-size: 1.1rem;
    max-width: 800px;
    margin: 0 auto 3rem;
    opacity: 0.95;
}

.monitor-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.monitor-item {
    background: rgba(255, 255, 255, 0.1);
    padding: 2.5rem;
    border-radius: 15px;
    text-align: center;
    backdrop-filter: blur(5px);
    transition: var(--transition);
}

.monitor-item:hover {
    background: rgba(255, 255, 255, 0.15);
    transform: translateY(-5px);
}

.monitor-icon {
    font-size: 3rem;
    margin-bottom: 1.5rem;
}

.monitor-item h4 {
    font-size: 1.3rem;
    margin-bottom: 1rem;
}

.monitor-item p {
    opacity: 0.9;
    line-height: 1.8;
}

/* ========================================
   FAQセクション
======================================== */
.faq {
    padding: 6rem 0;
    background: var(--bg-light);
}

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

.faq-item {
    background: var(--text-light);
    margin-bottom: 1rem;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

.faq-question {
    width: 100%;
    background: none;
    border: none;
    padding: 1.5rem 2rem;
    text-align: left;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--primary-color);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: var(--transition);
}

.faq-question:hover {
    background: var(--bg-light);
}

.faq-icon {
    font-size: 1.5rem;
    font-weight: 300;
    transition: var(--transition);
}

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

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

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

.faq-answer p {
    padding: 0 2rem 1.5rem;
    color: #666;
    line-height: 1.8;
}

/* ========================================
   CTAセクション
======================================== */
.cta {
    position: relative;
    padding: 8rem 0;
    overflow: hidden;
}

.cta-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    z-index: 1;
}

.cta-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(45, 80, 22, 0.9), rgba(26, 48, 9, 0.9));
    z-index: 2;
}

.cta-content {
    position: relative;
    z-index: 3;
    text-align: center;
    color: var(--text-light);
}

.cta-content h3 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    line-height: 1.4;
}

.cta-content > p {
    font-size: 1.2rem;
    margin-bottom: 2.5rem;
    opacity: 0.95;
}

.cta-buttons {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 2rem;
}

.cta-note {
    font-size: 0.9rem;
    opacity: 0.8;
}

/* ========================================
   フッター
======================================== */
.footer {
    background: var(--bg-dark);
    color: rgba(255, 255, 255, 0.8);
    padding: 4rem 0 2rem;
}

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

.footer-info h4,
.footer-links h4,
.footer-contact h4 {
    color: var(--text-light);
    margin-bottom: 1.5rem;
    font-size: 1.3rem;
}

.footer-info p {
    line-height: 1.8;
}

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

.footer-links li {
    margin-bottom: 0.8rem;
}

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

.footer-contact p {
    margin-bottom: 0.5rem;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

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

.footer-partners {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.85rem;
}

/* ========================================
   レスポンシブデザイン
======================================== */
@media (max-width: 1024px) {
    .hero-title {
        font-size: 2.8rem;
    }
    
    .hero-subtitle {
        font-size: 1.2rem;
    }
    
    .section-title,
    .section-title-white {
        font-size: 2rem;
    }
    
    .food-content {
        grid-template-columns: 1fr;
    }
    
    .food-image {
        height: 400px;
    }
}

@media (max-width: 768px) {
    .nav {
        display: none;
    }
    
    .mobile-menu-btn {
        display: flex;
    }
    
    .hero {
        min-height: 80vh;
        padding-top: 60px;
    }
    
    .hero-images {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .hero-title {
        font-size: 2.2rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        gap: 1rem;
    }
    
    .hero-info {
        flex-direction: column;
        gap: 1rem;
    }
    
    .section-title,
    .section-title-white {
        font-size: 1.8rem;
    }
    
    .intro-text {
        font-size: 1.1rem;
    }
    
    .intro-features {
        grid-template-columns: 1fr;
    }
    
    .value-grid {
        grid-template-columns: 1fr;
    }
    
    .timeline::before {
        left: 20px;
    }
    
    .timeline-item {
        flex-direction: column;
        gap: 1rem;
    }
    
    .timeline-time {
        width: 100%;
        text-align: left;
        padding-left: 50px;
    }
    
    .timeline-time::after {
        left: 10px;
    }
    
    .timeline-content {
        padding: 1.5rem;
    }
    
    .timeline-image {
        height: 200px;
    }
    
    .experiences-grid {
        grid-template-columns: 1fr;
    }
    
    .food-image {
        height: 300px;
    }
    
    .details-grid {
        grid-template-columns: 1fr;
    }
    
    .monitor-grid {
        grid-template-columns: 1fr;
    }
    
    .cta-content h3 {
        font-size: 1.8rem;
    }
    
    .cta-content > p {
        font-size: 1rem;
    }
    
    .cta-buttons {
        flex-direction: column;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }
    
    .hero-title {
        font-size: 1.8rem;
    }
    
    .hero-subtitle {
        font-size: 0.95rem;
    }
    
    .section-title,
    .section-title-white {
        font-size: 1.5rem;
    }
    
    .btn-large {
        padding: 0.8rem 2rem;
        font-size: 1rem;
    }
    
    .feature-card,
    .detail-card,
    .monitor-item {
        padding: 1.5rem;
    }
    
    .value-item {
        padding: 1.5rem;
    }
    
    .value-number {
        font-size: 2.5rem;
    }
}

/* ========================================
   アニメーション
======================================== */
@media (prefers-reduced-motion: no-preference) {
    .feature-card,
    .experience-card,
    .detail-card,
    .monitor-item {
        opacity: 0;
        animation: fadeInUp 0.6s ease-out forwards;
    }
    
    .feature-card:nth-child(1) { animation-delay: 0.1s; }
    .feature-card:nth-child(2) { animation-delay: 0.2s; }
    .feature-card:nth-child(3) { animation-delay: 0.3s; }
    
    .experience-card:nth-child(1) { animation-delay: 0.1s; }
    .experience-card:nth-child(2) { animation-delay: 0.2s; }
    .experience-card:nth-child(3) { animation-delay: 0.3s; }
    .experience-card:nth-child(4) { animation-delay: 0.4s; }
}

/* ========================================
   印刷スタイル
======================================== */
@media print {
    .header,
    .hero-buttons,
    .cta,
    .footer {
        display: none;
    }
    
    body {
        background: white;
    }
    
    .section-title,
    .section-title-white,
    .section-title-left {
        color: black;
    }
}