/* ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
   JBS Inc. コーポレートサイト スタイルシート
━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ */

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'メイリオ', 'Meiryo', 'Hiragino Kaku Gothic ProN', 'ヒラギノ角ゴ ProN W3', sans-serif;
    line-height: 1.8;
    color: #333;
    background: #fff;
}

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

a {
    color: #0066cc;
    text-decoration: none;
    transition: all 0.3s;
}

a:hover {
    color: #0052a3;
}

/* ===== コンテナ ===== */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* ===== ヘッダー ===== */
.header {
    background: rgba(255, 255, 255, 0.98);
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 0;
}

.logo h1 {
    font-size: 1.8em;
    color: #003d82;
    margin-bottom: 2px;
}

.logo-sub {
    font-size: 0.9em;
    color: #666;
}

.nav {
    display: flex;
    gap: 30px;
}

.nav a {
    color: #333;
    font-weight: 500;
    font-size: 0.95em;
    transition: color 0.3s;
}

.nav a:hover {
    color: #0066cc;
}

/* ===== ヒーローセクション ===== */
.hero-section {
    height: 600px;
    background: linear-gradient(135deg, #003d82 0%, #0066cc 100%);
    position: relative;
    margin-top: 70px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero-overlay {
    width: 100%;
    text-align: center;
    color: white;
}

.hero-title {
    font-size: 2.5em;
    font-weight: bold;
    margin-bottom: 20px;
    animation: fadeInUp 0.8s;
}

.hero-subtitle {
    font-size: 1.5em;
    margin-bottom: 50px;
    opacity: 0.95;
    animation: fadeInUp 0.8s 0.2s backwards;
}

.hero-badges {
    display: flex;
    justify-content: center;
    gap: 40px;
    animation: fadeInUp 0.8s 0.4s backwards;
}

.badge {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
}

.badge-icon {
    font-size: 3em;
}

.badge-text {
    font-size: 1.1em;
    font-weight: 500;
}

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

/* ===== ミッションセクション ===== */
.mission-section {
    background: #f8f9fa;
    padding: 60px 20px;
    text-align: center;
}

.mission-text {
    font-size: 1.15em;
    line-height: 2;
    color: #555;
    max-width: 900px;
    margin: 0 auto;
}

/* ===== セクション共通スタイル ===== */
.section-title {
    font-size: 2.5em;
    text-align: center;
    color: #003d82;
    margin-bottom: 20px;
    font-weight: bold;
}

.section-subtitle {
    text-align: center;
    font-size: 1.1em;
    color: #666;
    margin-bottom: 50px;
}

/* ===== 事業内容セクション ===== */
.business-section {
    padding: 80px 20px;
    background: #fff;
}

.business-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.business-card {
    background: #f8f9fa;
    padding: 40px;
    border-radius: 15px;
    text-align: center;
    transition: all 0.3s;
    border: 2px solid transparent;
}

.business-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(0,0,0,0.1);
    border-color: #0066cc;
}

.business-icon {
    font-size: 4em;
    margin-bottom: 20px;
}

.business-card h3 {
    color: #003d82;
    font-size: 1.4em;
    margin-bottom: 15px;
}

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

/* ===== 3つの強みセクション ===== */
.strengths-section {
    padding: 80px 20px;
    background: linear-gradient(135deg, #003d82 0%, #0066cc 100%);
    color: white;
}

.strengths-section .section-title {
    color: white;
}

.strengths-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
    margin-top: 50px;
}

.strength-card {
    background: rgba(255, 255, 255, 0.1);
    padding: 40px;
    border-radius: 15px;
    backdrop-filter: blur(10px);
    transition: all 0.3s;
}

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

.strength-number {
    font-size: 3em;
    font-weight: bold;
    opacity: 0.5;
    margin-bottom: 10px;
}

.strength-card h3 {
    font-size: 1.8em;
    margin-bottom: 15px;
}

.strength-card p {
    line-height: 1.8;
    opacity: 0.95;
}

/* ===== 製品カテゴリーセクション ===== */
.products-section {
    padding: 80px 20px;
    background: #f8f9fa;
}

.products-grid {
    display: flex;
    flex-direction: column;
    gap: 60px;
    margin-top: 50px;
}

.product-category {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 40px;
    background: white;
    padding: 40px;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.08);
    transition: all 0.3s;
}

.product-category:hover {
    box-shadow: 0 10px 40px rgba(0,0,0,0.12);
    transform: translateY(-5px);
}

.product-image-placeholder {
    background: linear-gradient(135deg, #e3f2fd 0%, #bbdefb 100%);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2em;
    min-height: 250px;
    color: #0066cc;
    font-weight: bold;
}

.product-content h3 {
    color: #003d82;
    font-size: 1.8em;
    margin-bottom: 15px;
}

.product-content p {
    color: #666;
    margin-bottom: 20px;
    line-height: 1.8;
}

.product-features {
    list-style: none;
    margin: 20px 0;
}

.product-features li {
    padding: 8px 0;
    padding-left: 25px;
    position: relative;
    color: #555;
}

.product-features li:before {
    content: "✓";
    position: absolute;
    left: 0;
    color: #4caf50;
    font-weight: bold;
}

/* ===== ボタン ===== */
.btn {
    display: inline-block;
    padding: 12px 30px;
    border-radius: 50px;
    font-weight: bold;
    text-align: center;
    transition: all 0.3s;
    border: none;
    cursor: pointer;
    font-size: 1em;
}

.btn-primary {
    background: #0066cc;
    color: white;
}

.btn-primary:hover {
    background: #0052a3;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0,102,204,0.3);
}

.btn-secondary {
    background: white;
    color: #0066cc;
    border: 2px solid #0066cc;
}

.btn-secondary:hover {
    background: #0066cc;
    color: white;
}

.btn-large {
    padding: 15px 50px;
    font-size: 1.1em;
}

/* ===== 製造プロセスセクション ===== */
.process-section {
    padding: 80px 20px;
    background: white;
}

.process-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.process-step {
    text-align: center;
    padding: 30px;
}

.process-number {
    background: linear-gradient(135deg, #0066cc 0%, #003d82 100%);
    color: white;
    padding: 8px 20px;
    border-radius: 20px;
    display: inline-block;
    font-weight: bold;
    margin-bottom: 20px;
    font-size: 0.9em;
}

.process-step h4 {
    font-size: 1.3em;
    color: #003d82;
    margin-bottom: 20px;
}

.process-image-placeholder {
    background: #f0f4f8;
    border-radius: 10px;
    padding: 60px 20px;
    margin: 20px 0;
    font-size: 2em;
    color: #0066cc;
}

.process-step p {
    color: #666;
}

/* ===== 会社案内セクション ===== */
.company-section {
    padding: 80px 20px;
    background: #f8f9fa;
}

.company-content {
    max-width: 900px;
    margin: 50px auto 0;
}

.company-info h3 {
    color: #003d82;
    font-size: 1.8em;
    margin-bottom: 20px;
}

.philosophy-box {
    background: linear-gradient(135deg, #003d82 0%, #0066cc 100%);
    color: white;
    padding: 40px;
    border-radius: 15px;
    text-align: center;
}

.philosophy-title {
    font-size: 2em;
    font-weight: bold;
    margin-bottom: 20px;
}

.company-table {
    width: 100%;
    background: white;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}

.company-table tr {
    border-bottom: 1px solid #e0e0e0;
}

.company-table tr:last-child {
    border-bottom: none;
}

.company-table td {
    padding: 20px;
}

.table-label {
    font-weight: bold;
    color: #003d82;
    width: 150px;
    background: #f8f9fa;
}

/* ===== お問い合わせセクション ===== */
.contact-section {
    padding: 80px 20px;
    background: white;
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 60px;
    margin-top: 50px;
    max-width: 1100px;
    margin-left: auto;
    margin-right: auto;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.contact-item {
    background: #f8f9fa;
    padding: 25px;
    border-radius: 10px;
}

.contact-item h4 {
    color: #003d82;
    font-size: 1.2em;
    margin-bottom: 10px;
}

.contact-item ul {
    list-style: none;
    margin-top: 10px;
}

.contact-item li {
    padding: 5px 0;
    padding-left: 20px;
    position: relative;
}

.contact-item li:before {
    content: "•";
    position: absolute;
    left: 0;
    color: #0066cc;
}

/* ===== フォーム ===== */
.contact-form {
    background: #f8f9fa;
    padding: 40px;
    border-radius: 15px;
}

.form-group {
    margin-bottom: 25px;
}

.form-group label {
    display: block;
    font-weight: bold;
    color: #333;
    margin-bottom: 8px;
}

.required {
    color: #e53935;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 15px;
    border: 2px solid #ddd;
    border-radius: 8px;
    font-size: 1em;
    font-family: inherit;
    transition: all 0.3s;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #0066cc;
    box-shadow: 0 0 0 3px rgba(0,102,204,0.1);
}

.form-group textarea {
    resize: vertical;
}

/* ===== フッター ===== */
.footer {
    background: #1a1a1a;
    color: white;
    padding: 60px 20px 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-section h4 {
    margin-bottom: 20px;
    font-size: 1.2em;
}

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

.footer-section li {
    margin-bottom: 10px;
}

.footer-section a {
    color: rgba(255,255,255,0.8);
    transition: color 0.3s;
}

.footer-section a:hover {
    color: white;
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid rgba(255,255,255,0.1);
    color: rgba(255,255,255,0.6);
}

/* ===== レスポンシブ対応 ===== */
@media (max-width: 768px) {
    .nav {
        display: none;
    }
    
    .hero-title {
        font-size: 1.8em;
    }
    
    .hero-subtitle {
        font-size: 1.2em;
    }
    
    .hero-badges {
        flex-direction: column;
        gap: 20px;
    }
    
    .section-title {
        font-size: 2em;
    }
    
    .business-grid,
    .strengths-grid,
    .process-grid {
        grid-template-columns: 1fr;
    }
    
    .product-category {
        grid-template-columns: 1fr;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 1.5em;
    }
    
    .hero-subtitle {
        font-size: 1em;
    }
    
    .contact-form {
        padding: 25px;
    }
}
```

---

✅ **完成しました！**

## 📦 アップロードファイル

以下の2ファイルをjbsinc.co.jpにアップロードしてください：
```
~/www/
├── index.html (新規作成したJBSサイト)
└── css/
    └── jbs-style.css (新規作成)