:root{--navy-900:#041226;--navy-800:#0a1e35;--navy-700:#0b2a44;--navy-600:#1e3a5f;--gold-500:#c79b43;--gold-600:#b07f2f;--gold-400:#d4a955;--muted-400:#9aa7b2;--muted-600:#6b7280;--bg-100:#fbfbfc;--bg-50:#fff;--success-500:#10b981;--warning-500:#f59e0b;--danger-500:#ef4444;--radius-lg:18px;--radius-md:12px;--radius-sm:8px;--gap:32px;--container:1360px;--transition:.32s cubic-bezier(.2, .9, .3, 1);--shadow-sm:0 2px 8px #0000000f;--shadow-md:0 8px 25px #00000014;--shadow-lg:0 15px 35px #0000001a}*{box-sizing:border-box}html{-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;scroll-behavior:smooth;font-feature-settings:"palt" 1;font-family:Noto Sans JP,system-ui,-apple-system,Segoe UI,Roboto,sans-serif}body{background:linear-gradient(180deg, var(--bg-100), #f6f7f8);color:#1f2937;margin:0;font-size:17px;font-weight:400;line-height:1.85}a{color:inherit;transition:color var(--transition);text-decoration:none}.container{max-width:var(--container);margin:0 auto;padding:0 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dt{color:#9fb0c2;white-space:nowrap;min-width:80px}.footer-dl dd{color:#e6e9ee;margin:0}@media (width<=1200px){.content-grid{grid-template-columns:260px 1fr;gap:40px}.main-content{padding:50px}}@media (width<=1024px){.content-grid{grid-template-columns:240px 1fr;gap:30px}.main-content{padding:40px}.hamburger-btn{display:flex}.desktop-nav{display:none}}@media (width<=768px){.content-grid{grid-template-columns:1fr;gap:30px}.sidebar{order:-1;position:static}.main-content{padding:30px}.container{padding:0 16px}.hero-inner{padding:60px 0}.cta-section{padding:40px 30px}.cta-buttons{flex-direction:column;align-items:center}.btn{justify-content:center;width:100%;max-width:300px}.trust-grid,.testimonials-grid{grid-template-columns:1fr}.content-section p,.content-section li{font-size:16px}.content-section h2{font-size:clamp(1.5rem,4vw,2rem)}.content-section h3{font-size:clamp(1.2rem,3vw,1.5rem)}}@media (width<=480px){.main-content{padding:20px}.toc-card{padding:16px}.cta-section{padding:30px 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h2:before{content:"";background:var(--gold-600);width:80px;height:3px;position:absolute;bottom:-3px;left:0}