:root{--primary-color: #0066cc;--primary-dark: #004c99;--secondary-color: #00a86b;--text-color: #333;--text-light: #666;--bg-color: #fff;--bg-light: #f8f9fa;--border-color: #e0e0e0;--shadow: 0 2px 8px rgba(0, 0, 0, .1);--shadow-lg: 0 4px 16px rgba(0, 0, 0, .15);--spacing: 8px;--transition: all .3s ease}*{margin:0;padding:0;box-sizing:border-box}html{scroll-behavior:smooth}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Hiragino Kaku Gothic ProN,Hiragino Sans,Meiryo,sans-serif;line-height:1.7;color:var(--text-color);background-color:var(--bg-color)}.container{max-width:1200px;margin:0 auto;padding:0 calc(var(--spacing) * 3)}.loader{position:fixed;top:0;left:0;width:100%;height:100%;background:var(--bg-color);display:flex;align-items:center;justify-content:center;z-index:9999;opacity:1;transition:opacity .5s ease}.loader.hidden{opacity:0;pointer-events:none}.loader-content{text-align:center}.loader-icon{display:block;margin:0 auto calc(var(--spacing) * 2)}.loader-text{color:var(--primary-color);font-size:1.1rem;font-weight:500}.page-loader{position:fixed;top:0;left:0;width:100%;height:4px;background:transparent;z-index:9998;opacity:0;transition:opacity .3s ease}.page-loader.active{opacity:1}.page-loader-bar{height:100%;background:linear-gradient(90deg,var(--primary-color),var(--secondary-color));width:0;transition:width .4s ease}.page-loader.active .page-loader-bar{width:100%}.header{background:var(--bg-color);box-shadow:var(--shadow);position:sticky;top:0;z-index:1000}.header-content{display:flex;align-items:center;justify-content:space-between;padding:calc(var(--spacing) * 2) 0}.logo{display:flex;align-items:center;gap:calc(var(--spacing) * 1.5);text-decoration:none;color:var(--text-color)}.logo-icon{flex-shrink:0}.logo-text{font-size:1.3rem;font-weight:700;color:var(--primary-color)}.menu-toggle{display:none;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;padding:calc(var(--spacing) * 1)}.menu-toggle span{display:block;width:25px;height:3px;background:var(--text-color);transition:var(--transition)}.nav{display:flex;gap:calc(var(--spacing) * 4)}.nav-link{text-decoration:none;color:var(--text-color);font-weight:500;padding:calc(var(--spacing) * 1) 0;position:relative;transition:var(--transition)}.nav-link:after{content:"";position:absolute;bottom:0;left:0;width:0;height:2px;background:var(--primary-color);transition:var(--transition)}.nav-link:hover,.nav-link.active{color:var(--primary-color)}.nav-link:hover:after,.nav-link.active:after{width:100%}.main{min-height:calc(100vh - 400px)}.hero{position:relative;height:600px;background:url(/assets/chatgpt_image_2026%E5%B9%B41%E6%9C%886%E6%97%A5_22_57_08-vE47qAgk.png) center/cover;display:flex;align-items:center;justify-content:center;color:#fff;text-align:center}.hero:before{content:"";position:absolute;top:0;left:0;right:0;bottom:0;background:#0000004d;z-index:1}.hero-content{position:relative;z-index:2;max-width:800px;padding:calc(var(--spacing) * 3)}.hero-title{font-size:3rem;font-weight:700;margin-bottom:calc(var(--spacing) * 3);line-height:1.2}.hero-subtitle{font-size:1.3rem;line-height:1.8;opacity:.95}.section{padding:calc(var(--spacing) * 10) 0}.section-alt{background:var(--bg-light)}.section-title{font-size:2.5rem;font-weight:700;text-align:center;margin-bottom:calc(var(--spacing) * 6);color:var(--primary-color);line-height:1.2}.section-subtitle{text-align:center;font-size:1.1rem;color:var(--text-light);margin-top:calc(var(--spacing) * -4);margin-bottom:calc(var(--spacing) * 6)}.grid{display:grid;gap:calc(var(--spacing) * 4)}.grid-2{grid-template-columns:repeat(auto-fit,minmax(280px,1fr))}.grid-3{grid-template-columns:repeat(auto-fit,minmax(300px,1fr))}.card{background:var(--bg-color);border-radius:12px;padding:calc(var(--spacing) * 4);box-shadow:var(--shadow);transition:var(--transition)}.card:hover{box-shadow:var(--shadow-lg);transform:translateY(-4px)}.card-icon{width:60px;height:60px;margin-bottom:calc(var(--spacing) * 2)}.card-title{font-size:1.5rem;font-weight:700;margin-bottom:calc(var(--spacing) * 2);color:var(--primary-color);line-height:1.2}.card-text{color:var(--text-light);line-height:1.8}.price-card{text-align:center;border:2px solid var(--border-color);position:relative}.price-card.featured{border-color:var(--primary-color);transform:scale(1.05)}.price-badge{position:absolute;top:calc(var(--spacing) * -2);left:50%;transform:translate(-50%);background:var(--primary-color);color:#fff;padding:calc(var(--spacing) * 1) calc(var(--spacing) * 3);border-radius:20px;font-weight:600;font-size:.9rem}.price-title{font-size:1.8rem;font-weight:700;margin-bottom:calc(var(--spacing) * 2);color:var(--text-color)}.price-amount{font-size:2.5rem;font-weight:700;color:var(--primary-color);margin-bottom:calc(var(--spacing) * 1)}.price-unit{font-size:1rem;color:var(--text-light);margin-bottom:calc(var(--spacing) * 4)}.price-features{list-style:none;margin-bottom:calc(var(--spacing) * 4)}.price-feature{padding:calc(var(--spacing) * 1.5) 0;border-bottom:1px solid var(--border-color)}.price-feature:last-child{border-bottom:none}.voice-card{position:relative;padding-top:calc(var(--spacing) * 8)}.voice-avatar{position:absolute;top:calc(var(--spacing) * 2);left:50%;transform:translate(-50%);width:80px;height:80px;background:var(--primary-color);border-radius:50%;display:flex;align-items:center;justify-content:center;color:#fff;font-size:2rem;font-weight:700;border:4px solid var(--bg-color);box-shadow:var(--shadow)}.voice-name{text-align:center;font-weight:700;margin-bottom:calc(var(--spacing) * 1);color:var(--primary-color)}.voice-company{text-align:center;font-size:.9rem;color:var(--text-light);margin-bottom:calc(var(--spacing) * 3)}.voice-text{color:var(--text-color);line-height:1.8}.stars{display:flex;justify-content:center;gap:calc(var(--spacing) * .5);margin-bottom:calc(var(--spacing) * 2)}.star{width:20px;height:20px}.info-grid{display:grid;grid-template-columns:200px 1fr;gap:calc(var(--spacing) * 2);margin-bottom:calc(var(--spacing) * 2)}.info-label{font-weight:700;color:var(--primary-color)}.info-value{color:var(--text-color)}.company-image{width:100%;height:400px;object-fit:cover;border-radius:12px;margin-bottom:calc(var(--spacing) * 4);box-shadow:var(--shadow)}.footer{background:var(--text-color);color:#fff;padding:calc(var(--spacing) * 8) 0 calc(var(--spacing) * 3)}.footer-content{display:grid;grid-template-columns:2fr 1fr;gap:calc(var(--spacing) * 6);margin-bottom:calc(var(--spacing) * 4)}.footer-title{font-size:1.3rem;margin-bottom:calc(var(--spacing) * 2);color:#fff}.footer-address,.footer-tel{margin-bottom:calc(var(--spacing) * 1.5);line-height:1.8;color:#fffc}.footer-links{display:flex;flex-direction:column;gap:calc(var(--spacing) * 1.5)}.footer-link{color:#fffc;text-decoration:none;transition:var(--transition)}.footer-link:hover{color:#fff}.footer-bottom{padding-top:calc(var(--spacing) * 3);border-top:1px solid rgba(255,255,255,.1);text-align:center}.copyright{color:#fff9;font-size:.9rem}.fade-in{animation:fadeIn .5s ease}@keyframes fadeIn{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@media (max-width: 768px){.menu-toggle{display:flex}.nav{position:absolute;top:100%;left:0;right:0;background:var(--bg-color);flex-direction:column;padding:calc(var(--spacing) * 2);box-shadow:var(--shadow);max-height:0;overflow:hidden;opacity:0;transition:var(--transition)}.nav.active{max-height:400px;opacity:1}.hero-title{font-size:2rem}.hero-subtitle{font-size:1.1rem}.section-title{font-size:2rem}.footer-content{grid-template-columns:1fr;gap:calc(var(--spacing) * 4)}.info-grid{grid-template-columns:1fr;gap:calc(var(--spacing) * 1)}.price-card.featured{transform:scale(1)}}