/* リセットCSS */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Hiragino Kaku Gothic ProN', 'Hiragino Sans', 'Yu Gothic', 'Meiryo', sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f8f9fa;
}

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

/* ナビゲーション */
.navbar {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    padding: 1rem 0;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo h1 {
    color: white;
    font-size: 1.8rem;
    font-weight: 700;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
}

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

.nav-menu a:hover {
    color: #ffd700;
}

/* ページヘッダー */
.page-header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    text-align: center;
    padding: 3rem 0;
}

.page-header h1 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    font-weight: 700;
}

.page-header p {
    font-size: 1.2rem;
    opacity: 0.9;
}

/* ヒーローセクション */
.hero {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    text-align: center;
    padding: 4rem 0;
}

.hero-content h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    font-weight: 700;
}

.hero-content p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

.cta-button {
    display: inline-block;
    background: #ffd700;
    color: #333;
    padding: 1rem 2rem;
    text-decoration: none;
    border-radius: 50px;
    font-weight: 600;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(255, 215, 0, 0.3);
}

.cta-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(255, 215, 0, 0.4);
}

/* 市場概況 */
.market-overview {
    padding: 4rem 0;
    background: white;
}

.market-overview h2 {
    text-align: center;
    font-size: 2rem;
    margin-bottom: 3rem;
    color: #333;
}

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

.market-card {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
    text-align: center;
    border: 1px solid #e9ecef;
    transition: transform 0.3s ease;
}

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

.market-card h3 {
    color: #666;
    margin-bottom: 1rem;
    font-size: 1.1rem;
}

.price {
    font-size: 2rem;
    font-weight: 700;
    color: #333;
    margin-bottom: 0.5rem;
}

.change.positive {
    color: #28a745;
    font-weight: 600;
}

.change.negative {
    color: #dc3545;
    font-weight: 600;
}

/* コンテンツカード */
.featured-content {
    padding: 4rem 0;
    background: #f8f9fa;
}

.featured-content h2 {
    text-align: center;
    font-size: 2rem;
    margin-bottom: 3rem;
    color: #333;
}

.content-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.content-card {
    background: white;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
    transition: transform 0.3s ease;
}

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

.content-card img {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.card-content {
    padding: 1.5rem;
}

.card-content h3 {
    color: #333;
    margin-bottom: 1rem;
    font-size: 1.3rem;
}

.card-content p {
    color: #666;
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.read-more {
    color: #667eea;
    text-decoration: none;
    font-weight: 600;
    transition: color 0.3s ease;
}

.read-more:hover {
    color: #764ba2;
}

/* 投資のヒント */
.investment-tips {
    padding: 4rem 0;
    background: white;
}

.investment-tips h2 {
    text-align: center;
    font-size: 2rem;
    margin-bottom: 3rem;
    color: #333;
}

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

.tip-item {
    text-align: center;
    padding: 2rem;
}

.tip-item h3 {
    color: #667eea;
    margin-bottom: 1rem;
    font-size: 1.3rem;
}

.tip-item p {
    color: #666;
    line-height: 1.6;
}

/* ニュースレター */
.newsletter {
    padding: 4rem 0;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    text-align: center;
}

.newsletter h2 {
    font-size: 2rem;
    margin-bottom: 1rem;
}

.newsletter p {
    margin-bottom: 2rem;
    opacity: 0.9;
}

.newsletter-form {
    display: flex;
    justify-content: center;
    gap: 1rem;
    max-width: 500px;
    margin: 0 auto;
}

.newsletter-form input {
    flex: 1;
    padding: 1rem;
    border: none;
    border-radius: 25px;
    font-size: 1rem;
}

.newsletter-form button {
    background: #ffd700;
    color: #333;
    border: none;
    padding: 1rem 2rem;
    border-radius: 25px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.newsletter-form button:hover {
    background: #ffed4e;
    transform: translateY(-2px);
}

/* 市場分析ページ */
.market-analysis-content {
    padding: 4rem 0;
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 3rem;
}

.analysis-article {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
}

.analysis-article h2 {
    color: #333;
    margin-bottom: 1rem;
    font-size: 1.8rem;
}

.article-meta {
    margin-bottom: 2rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid #e9ecef;
}

.article-meta span {
    color: #666;
    margin-right: 2rem;
}

.article-content h3 {
    color: #667eea;
    margin: 2rem 0 1rem;
    font-size: 1.4rem;
}

.article-content p, .article-content ul, .article-content ol {
    margin-bottom: 1rem;
    color: #666;
    line-height: 1.6;
}

.article-content ul, .article-content ol {
    padding-left: 2rem;
}

.industry-analysis {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin: 2rem 0;
}

.industry-item {
    background: #f8f9fa;
    padding: 1.5rem;
    border-radius: 10px;
}

.industry-item h4 {
    color: #667eea;
    margin-bottom: 1rem;
}

.market-sidebar {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.sidebar-widget {
    background: white;
    padding: 1.5rem;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
}

.sidebar-widget h3 {
    color: #333;
    margin-bottom: 1rem;
    font-size: 1.2rem;
}

.indicator-item {
    display: flex;
    justify-content: space-between;
    margin-bottom: 0.5rem;
    padding: 0.5rem 0;
    border-bottom: 1px solid #f0f0f0;
}

.industry-list, .related-articles {
    list-style: none;
}

.industry-list li, .related-articles li {
    margin-bottom: 0.5rem;
}

.industry-list a, .related-articles a {
    color: #667eea;
    text-decoration: none;
    transition: color 0.3s ease;
}

.industry-list a:hover, .related-articles a:hover {
    color: #764ba2;
}

.market-trends {
    padding: 4rem 0;
    background: #f8f9fa;
}

.market-trends h2 {
    text-align: center;
    font-size: 2rem;
    margin-bottom: 3rem;
    color: #333;
}

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

.trend-card {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
}

.trend-card h3 {
    color: #667eea;
    margin-bottom: 1rem;
    font-size: 1.3rem;
}

.trend-card p {
    color: #666;
    line-height: 1.6;
}

/* 投資戦略ページ */
.strategy-overview {
    padding: 4rem 0;
    background: white;
}

.strategy-overview h2 {
    text-align: center;
    font-size: 2rem;
    margin-bottom: 2rem;
    color: #333;
}

.strategy-overview > .container > p {
    text-align: center;
    color: #666;
    margin-bottom: 3rem;
    font-size: 1.1rem;
}

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

.strategy-type {
    background: #f8f9fa;
    padding: 2rem;
    border-radius: 15px;
    border-left: 4px solid #667eea;
}

.strategy-type h3 {
    color: #667eea;
    margin-bottom: 1rem;
    font-size: 1.3rem;
}

.strategy-type p {
    color: #666;
    line-height: 1.6;
}

.investment-methods {
    padding: 4rem 0;
    background: #f8f9fa;
}

.investment-methods h2 {
    text-align: center;
    font-size: 2rem;
    margin-bottom: 3rem;
    color: #333;
}

.method-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.method-card {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
}

.method-card h3 {
    color: #667eea;
    margin-bottom: 1rem;
    font-size: 1.3rem;
}

.method-card p {
    color: #666;
    line-height: 1.6;
}

.risk-management {
    padding: 4rem 0;
    background: white;
}

.risk-management h2 {
    text-align: center;
    font-size: 2rem;
    margin-bottom: 2rem;
    color: #333;
}

.risk-management > .container > p {
    text-align: center;
    color: #666;
    margin-bottom: 3rem;
    font-size: 1.1rem;
}

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

.risk-item {
    background: #f8f9fa;
    padding: 2rem;
    border-radius: 15px;
    border-left: 4px solid #dc3545;
}

.risk-item h3 {
    color: #dc3545;
    margin-bottom: 1rem;
    font-size: 1.3rem;
}

.risk-item p {
    color: #666;
    line-height: 1.6;
}

/* おすすめ銘柄ページ */
.stock-recommendations {
    padding: 4rem 0;
    background: white;
}

.stock-recommendations h2 {
    text-align: center;
    font-size: 2rem;
    margin-bottom: 2rem;
    color: #333;
}

.stock-recommendations > .container > p {
    text-align: center;
    color: #666;
    margin-bottom: 3rem;
    font-size: 1.1rem;
}

.stock-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.stock-card {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
    border: 1px solid #e9ecef;
}

.stock-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid #e9ecef;
}

.stock-header h3 {
    color: #333;
    font-size: 1.3rem;
}

.stock-code {
    background: #667eea;
    color: white;
    padding: 0.3rem 0.8rem;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 600;
}

.stock-info {
    margin-bottom: 1.5rem;
}

.stock-price {
    margin-bottom: 1rem;
}

.current-price {
    font-size: 1.8rem;
    font-weight: 700;
    color: #333;
    margin-right: 1rem;
}

.price-change.positive {
    color: #28a745;
    font-weight: 600;
}

.price-change.negative {
    color: #dc3545;
    font-weight: 600;
}

.stock-metrics {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
}

.metric {
    text-align: center;
    padding: 0.5rem;
    background: #f8f9fa;
    border-radius: 8px;
}

.metric .label {
    display: block;
    font-size: 0.8rem;
    color: #666;
    margin-bottom: 0.3rem;
}

.metric .value {
    font-weight: 600;
    color: #333;
}

.stock-analysis h4 {
    color: #667eea;
    margin-bottom: 0.5rem;
    font-size: 1.1rem;
}

.stock-analysis p {
    color: #666;
    line-height: 1.6;
    margin-bottom: 1rem;
}

.sector-analysis {
    padding: 4rem 0;
    background: #f8f9fa;
}

.sector-analysis h2 {
    text-align: center;
    font-size: 2rem;
    margin-bottom: 3rem;
    color: #333;
}

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

.sector-card {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
}

.sector-card h3 {
    color: #667eea;
    margin-bottom: 1rem;
    font-size: 1.3rem;
}

.sector-card p {
    color: #666;
    line-height: 1.6;
}

.disclaimer-notice {
    padding: 4rem 0;
    background: white;
}

.disclaimer-box {
    background: #fff3cd;
    border: 1px solid #ffeaa7;
    border-radius: 15px;
    padding: 2rem;
    text-align: center;
}

.disclaimer-box h3 {
    color: #856404;
    margin-bottom: 1rem;
    font-size: 1.3rem;
}

.disclaimer-box p {
    color: #856404;
    margin-bottom: 1rem;
    line-height: 1.6;
}

.disclaimer-box a {
    color: #667eea;
    text-decoration: none;
    font-weight: 600;
}

/* 免責事項ページ */
.disclaimer-content {
    padding: 4rem 0;
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 3rem;
}

.disclaimer-article {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
}

.disclaimer-article h2 {
    color: #333;
    margin-bottom: 2rem;
    font-size: 1.8rem;
}

.disclaimer-section {
    margin-bottom: 2rem;
}

.disclaimer-section h3 {
    color: #667eea;
    margin: 1.5rem 0 1rem;
    font-size: 1.3rem;
}

.disclaimer-section p, .disclaimer-section ul {
    color: #666;
    line-height: 1.6;
    margin-bottom: 1rem;
}

.disclaimer-section ul {
    padding-left: 2rem;
}

.disclaimer-sidebar {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.notice-box {
    background: #fff3cd;
    border: 1px solid #ffeaa7;
    border-radius: 10px;
    padding: 1.5rem;
    text-align: center;
}

.notice-box p {
    color: #856404;
    font-weight: 600;
}

.related-links, .investment-basics {
    list-style: none;
}

.related-links li, .investment-basics li {
    margin-bottom: 0.5rem;
}

.related-links a, .investment-basics a {
    color: #667eea;
    text-decoration: none;
    transition: color 0.3s ease;
}

.related-links a:hover, .investment-basics a:hover {
    color: #764ba2;
}

.legal-notice {
    padding: 4rem 0;
    background: #f8f9fa;
}

.legal-notice h2 {
    text-align: center;
    font-size: 2rem;
    margin-bottom: 3rem;
    color: #333;
}

.legal-content {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
}

.legal-content p {
    color: #666;
    line-height: 1.6;
    margin-bottom: 1rem;
}

/* プライバシーポリシーページ */
.privacy-content {
    padding: 4rem 0;
}

.privacy-article {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
    max-width: 800px;
    margin: 0 auto;
}

.privacy-article h2 {
    color: #333;
    margin-bottom: 2rem;
    font-size: 1.8rem;
}

.privacy-article > p {
    color: #666;
    line-height: 1.6;
    margin-bottom: 2rem;
}

.privacy-section {
    margin-bottom: 2rem;
}

.privacy-section h3 {
    color: #667eea;
    margin: 1.5rem 0 1rem;
    font-size: 1.3rem;
}

.privacy-section p, .privacy-section ul {
    color: #666;
    line-height: 1.6;
    margin-bottom: 1rem;
}

.privacy-section ul {
    padding-left: 2rem;
}

/* フッター */
footer {
    background: #2c3e50;
    color: white;
    padding: 3rem 0 1rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h3 {
    margin-bottom: 1rem;
    color: #ffd700;
}

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

.footer-section ul li {
    margin-bottom: 0.5rem;
}

.footer-section a {
    color: #bdc3c7;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-section a:hover {
    color: #ffd700;
}

.footer-bottom {
    border-top: 1px solid #34495e;
    padding-top: 1rem;
    text-align: center;
    color: #bdc3c7;
}

.footer-bottom a {
    color: #ffd700;
    text-decoration: none;
}

/* レスポンシブデザイン */
@media (max-width: 768px) {
    .nav-menu {
        display: none;
    }
    
    .hero-content h2 {
        font-size: 2rem;
    }
    
    .market-grid {
        grid-template-columns: 1fr;
    }
    
    .content-grid {
        grid-template-columns: 1fr;
    }
    
    .tips-grid {
        grid-template-columns: 1fr;
    }
    
    .newsletter-form {
        flex-direction: column;
        align-items: center;
    }
    
    .newsletter-form input,
    .newsletter-form button {
        width: 100%;
        max-width: 300px;
    }
    
    .market-analysis-content,
    .disclaimer-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .strategy-types,
    .method-grid,
    .risk-principles,
    .stock-grid,
    .sector-grid {
        grid-template-columns: 1fr;
    }
    
    .stock-metrics {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }
    
    .hero {
        padding: 2rem 0;
    }
    
    .hero-content h2 {
        font-size: 1.8rem;
    }
    
    .market-overview,
    .featured-content,
    .investment-tips {
        padding: 2rem 0;
    }
    
    .page-header {
        padding: 2rem 0;
    }
    
    .page-header h1 {
        font-size: 2rem;
    }
}