/* 基本スタイル */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Helvetica Neue', Arial, 'Hiragino Kaku Gothic ProN', 'Hiragino Sans', Meiryo, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f9f9f9;
}

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

/* ヘッダー */
header {
    background-color: #2c3e50;
    color: white;
    padding: 1rem 0;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

header h1 {
    font-size: 1.8rem;
    margin-bottom: 0.5rem;
}

nav ul {
    display: flex;
    list-style: none;
}

nav ul li {
    margin-right: 20px;
}

nav ul li a {
    color: white;
    text-decoration: none;
    font-weight: bold;
    transition: color 0.3s ease;
}

nav ul li a:hover {
    color: #3498db;
}

/* ヒーロー */
.hero {
    background: linear-gradient(135deg, #3498db, #2c3e50);
    color: white;
    padding: 4rem 0;
    text-align: center;
}

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

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

.btn {
    display: inline-block;
    background-color: #e74c3c;
    color: white;
    padding: 12px 30px;
    text-decoration: none;
    border-radius: 5px;
    font-weight: bold;
    transition: background-color 0.3s ease;
}

.btn:hover {
    background-color: #c0392b;
}

/* 特徴 */
.features {
    padding: 4rem 0;
    background-color: white;
}

.features h3 {
    text-align: center;
    font-size: 2rem;
    margin-bottom: 2rem;
    color: #2c3e50;
}

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

.feature {
    background-color: #f8f9fa;
    padding: 2rem;
    border-radius: 10px;
    box-shadow: 0 3px 10px rgba(0,0,0,0.05);
    transition: transform 0.3s ease;
}

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

.feature h4 {
    color: #3498db;
    font-size: 1.4rem;
    margin-bottom: 1rem;
}

/* ニュース */
.news {
    padding: 4rem 0;
    background-color: #f1f1f1;
}

.news h3 {
    text-align: center;
    font-size: 2rem;
    margin-bottom: 2rem;
    color: #2c3e50;
}

.news ul {
    list-style: none;
    max-width: 800px;
    margin: 0 auto;
}

.news li {
    background-color: white;
    padding: 1.5rem;
    margin-bottom: 1rem;
    border-radius: 5px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.05);
    border-left: 4px solid #3498db;
}

.date {
    font-weight: bold;
    color: #3498db;
    margin-right: 10px;
}

/* フッター */
footer {
    background-color: #2c3e50;
    color: white;
    text-align: center;
    padding: 2rem 0;
    margin-top: 2rem;
}

.fiction-notice {
    font-size: 0.8rem;
    color: #95a5a6;
    margin-top: 1rem;
    font-style: italic;
}

/* ページヘッダー */
.page-header {
    background-color: #34495e;
    color: white;
    padding: 3rem 0;
    text-align: center;
}

.page-header h2 {
    font-size: 2.5rem;
}

/* 会社概要 */
.about-content {
    padding: 4rem 0;
    background-color: white;
}

.company-info {
    margin-bottom: 3rem;
}

.company-info table {
    width: 100%;
    border-collapse: collapse;
    background-color: #f8f9fa;
    border-radius: 10px;
    overflow: hidden;
}

.company-info th, .company-info td {
    padding: 1rem;
    text-align: left;
    border-bottom: 1px solid #e9ecef;
}

.company-info th {
    background-color: #3498db;
    color: white;
    width: 200px;
}

.company-message {
    background-color: #f8f9fa;
    padding: 2rem;
    border-radius: 10px;
    border-left: 5px solid #3498db;
}

.company-message h3 {
    color: #2c3e50;
    margin-bottom: 1rem;
}

.company-message p {
    margin-bottom: 1rem;
    line-height: 1.8;
}

.signature {
    text-align: right;
    font-weight: bold;
    color: #2c3e50;
    margin-top: 2rem;
}

/* サービス */
.services-content {
    padding: 4rem 0;
    background-color: white;
}

.service-item {
    background-color: #f8f9fa;
    padding: 2rem;
    margin-bottom: 2rem;
    border-radius: 10px;
    box-shadow: 0 3px 10px rgba(0,0,0,0.05);
    border-left: 5px solid #3498db;
}

.service-item h3 {
    color: #2c3e50;
    margin-bottom: 1rem;
    font-size: 1.6rem;
}

.service-item p {
    margin-bottom: 1rem;
    line-height: 1.8;
}

.service-item ul {
    margin-left: 20px;
    margin-bottom: 1rem;
}

.service-item li {
    margin-bottom: 0.5rem;
    line-height: 1.6;
}

/* お問い合わせ */
.contact-content {
    padding: 4rem 0;
    background-color: white;
}

.contact-info {
    margin-bottom: 3rem;
}

.contact-info h3 {
    color: #2c3e50;
    margin-bottom: 1rem;
    font-size: 1.8rem;
}

.contact-info p {
    margin-bottom: 1.5rem;
    line-height: 1.8;
}

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

.method {
    background-color: #f8f9fa;
    padding: 1.5rem;
    border-radius: 10px;
    border-left: 4px solid #3498db;
}

.method h4 {
    color: #3498db;
    margin-bottom: 1rem;
}

.contact-form {
    background-color: #f8f9fa;
    padding: 2rem;
    border-radius: 10px;
}

.contact-form h3 {
    color: #2c3e50;
    margin-bottom: 1.5rem;
    font-size: 1.8rem;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: bold;
    color: #2c3e50;
}

.form-group input, .form-group textarea {
    width: 100%;
    padding: 12px;
    border: 1px solid #ddd;
    border-radius: 5px;
    font-size: 1rem;
    font-family: inherit;
    transition: border-color 0.3s ease;
}

.form-group input:focus, .form-group textarea:focus {
    outline: none;
    border-color: #3498db;
}

.form-group textarea {
    resize: vertical;
    min-height: 150px;
}

/* レスポンシブ */
@media (max-width: 768px) {
    header h1 {
        font-size: 1.5rem;
    }
    
    nav ul {
        flex-direction: column;
        align-items: center;
    }
    
    nav ul li {
        margin-right: 0;
        margin-bottom: 10px;
    }
    
    .hero h2 {
        font-size: 2rem;
    }
    
    .feature-grid {
        grid-template-columns: 1fr;
    }
    
    .company-info th {
        width: 150px;
    }
    
    .contact-methods {
        grid-template-columns: 1fr;
    }
}