<style> * { margin: 0; padding: 0; box-sizing: border-box; } body { font-family: 'Hiragino Kaku Gothic ProN', 'Helvetica Neue', Arial, sans-serif; line-height: 1.6; color: #333; overflow-x: hidden; } /* ヘッダー */ header { position: fixed; top: 0; left: 0; right: 0; background: rgba(255, 255, 255, 0.95); backdrop-filter: blur(20px); border-bottom: 1px solid rgba(0, 0, 0, 0.1); z-index: 1000; transition: all 0.3s ease; } .header-scrolled { background: rgba(255, 255, 255, 0.98) !important; box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1); } .navbar { display: flex; justify-content: space-between; align-items: center; padding: 1rem 5%; max-width: 1200px; margin: 0 auto; } .logo { font-size: 1.8rem; font-weight: bold; background: linear-gradient(135deg, #667eea 0%, #764ba2 100%); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; } .nav-menu { display: flex; list-style: none; gap: 2rem; } .nav-menu a { text-decoration: none; color: #333; font-weight: 500; transition: all 0.3s ease; position: relative; } .nav-menu a:hover { color: #667eea; } .nav-menu a::after { content: ''; position: absolute; width: 0; height: 2px; bottom: -5px; left: 50%; background: linear-gradient(135deg, #667eea 0%, #764ba2 100%); transition: all 0.3s ease; transform: translateX(-50%); } .nav-menu a:hover::after { width: 100%; } /* メインコンテンツ */ main { margin-top: 80px; } /* ヒーローセクション */ .hero { height: 100vh; background: linear-gradient(135deg, #667eea 0%, #764ba2 100%); display: flex; align-items: center; justify-content: center; text-align: center; color: white; position: relative; overflow: hidden; } .hero::before { content: ''; position: absolute; width: 200%; height: 200%; background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="50" cy="50" r="1" fill="white" opacity="0.1"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>'); animation: float 20s ease-in-out infinite; } @keyframes float { 0%, 100% { transform: translate(-50%, -50%) rotate(0deg); } 50% { transform: translate(-50%, -50%) rotate(180deg); } } .hero-content { position: relative; z-index: 2; max-width: 800px; padding: 0 2rem; } .hero h1 { font-size: 3.5rem; margin-bottom: 1rem; opacity: 0; transform: translateY(30px); animation: fadeInUp 1s ease 0.5s forwards; } .hero p { font-size: 1.3rem; margin-bottom: 2rem; opacity: 0; transform: translateY(30px); animation: fadeInUp 1s ease 0.8s forwards; } @keyframes fadeInUp { to { opacity: 1; transform: translateY(0); } } .cta-button { display: inline-block; padding: 15px 40px; background: rgba(255, 255, 255, 0.2); color: white; text-decoration: none; border-radius: 50px; font-weight: bold; border: 2px solid rgba(255, 255, 255, 0.3); transition: all 0.3s ease; opacity: 0; transform: translateY(30px); animation: fadeInUp 1s ease 1.1s forwards; backdrop-filter: blur(10px); } .cta-button:hover { background: rgba(255, 255, 255, 0.3); transform: translateY(-2px); box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2); } /* セクション共通スタイル */ .section { padding: 100px 5%; max-width: 1200px; margin: 0 auto; } .section-title { text-align: center; font-size: 2.5rem; margin-bottom: 3rem; background: linear-gradient(135deg, #667eea 0%, #764ba2 100%); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; } /* サービスセクション */ .services { background: #f8f9fa; } .services-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 2rem; margin-top: 3rem; } .service-card { background: white; padding: 2rem; border-radius: 20px; box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1); transition: all 0.3s ease; position: relative; overflow: hidden; } .service-card::before { content: ''; position: absolute; top: 0; left: 0; width: 100%; height: 4px; background: linear-gradient(135deg, #667eea 0%, #764ba2 100%); transform: scaleX(0); transition: transform 0.3s ease; } .service-card:hover { transform: translateY(-10px); box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15); } .service-card:hover::before { transform: scaleX(1); } .service-icon { width: 60px; height: 60px; background: linear-gradient(135deg, #667eea 0%, #764ba2 100%); border-radius: 50%; display: flex; align-items: center; justify-content: center; margin-bottom: 1rem; font-size: 1.5rem; color: white; } .service-card h3 { font-size: 1.3rem; margin-bottom: 1rem; color: #333; } /* 会社情報セクション */ .about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; align-items: center; } .about-text { font-size: 1.1rem; line-height: 1.8; } .about-image { text-align: center; } .stats { display: flex; gap: 2rem; margin-top: 2rem; } .stat { text-align: center; flex: 1; } .stat-number { font-size: 2.5rem; font-weight: bold; color: #667eea; display: block; } .stat-label { color: #666; font-size: 0.9rem; } /* お問い合わせセクション */ .contact { background: linear-gradient(135deg, #667eea 0%, #764ba2 100%); color: white; text-align: center; } .contact-form { max-width: 600px; margin: 0 auto; display: grid; gap: 1rem; } .form-group { display: flex; flex-direction: column; text-align: left; } .form-group label { margin-bottom: 0.5rem; font-weight: 500; } .form-group input, .form-group textarea { padding: 15px; border: none; border-radius: 10px; background: rgba(255, 255, 255, 0.1); color: white; backdrop-filter: blur(10px); border: 1px solid rgba(255, 255, 255, 0.2); transition: all 0.3s ease; } .form-group input:focus, .form-group textarea:focus { outline: none; background: rgba(255, 255, 255, 0.2); border-color: rgba(255, 255, 255, 0.4); } .form-group input::placeholder, .form-group textarea::placeholder { color: rgba(255, 255, 255, 0.7); } .submit-btn { background: rgba(255, 255, 255, 0.2); color: white; border: 2px solid rgba(255, 255, 255, 0.3); padding: 15px 40px; border-radius: 50px; cursor: pointer; font-weight: bold; transition: all 0.3s ease; backdrop-filter: blur(10px); } .submit-btn:hover { background: rgba(255, 255, 255, 0.3); transform: translateY(-2px); } /* フッター */ footer { background: #333; color: white; text-align: center; padding: 2rem; } /* レスポンシブ */ @media (max-width: 768px) { .nav-menu { display: none; } .hero h1 { font-size: 2.5rem; } .hero p { font-size: 1.1rem; } .about-grid { grid-template-columns: 1fr; gap: 2rem; } .stats { flex-direction: column; gap: 1rem; } .services-grid { grid-template-columns: 1fr; } } /* スクロールアニメーション用 */ .fade-in { opacity: 0; transform: translateY(30px); transition: all 0.8s ease; } .fade-in.visible { opacity: 1; transform: translateY(0); } </style>