:root{--color-primary: #1a56db;--color-primary-dark: #1e40af;--color-primary-light: #dbeafe;--color-accent: #f59e0b;--color-accent-dark: #d97706;--color-text: #1f2937;--color-text-light: #6b7280;--color-bg: #ffffff;--color-bg-alt: #f9fafb;--color-border: #e5e7eb;--color-success: #059669;--font-sans: "Helvetica Neue", Arial, "Hiragino Kaku Gothic ProN", "Hiragino Sans", Meiryo, sans-serif;--max-width: 1024px;--header-height: 64px}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{font-size:16px;scroll-behavior:smooth}body{font-family:var(--font-sans);color:var(--color-text);background:var(--color-bg);line-height:1.8;-webkit-font-smoothing:antialiased}img{max-width:100%;height:auto;display:block}a{color:var(--color-primary);text-decoration:none}a:hover{text-decoration:underline}.container{max-width:var(--max-width);margin:0 auto;padding:0 1rem}.main{padding-top:2rem;padding-bottom:4rem}h1{font-size:1.75rem;font-weight:700;line-height:1.3;margin-bottom:1rem}h2{font-size:1.375rem;font-weight:700;line-height:1.4;margin-top:2.5rem;margin-bottom:.75rem}h3{font-size:1.125rem;font-weight:600;line-height:1.4;margin-top:1.5rem;margin-bottom:.5rem}p{margin-bottom:1rem}.answer-first{background:var(--color-bg-alt);border-left:4px solid var(--color-primary);padding:1rem 1.25rem;margin-bottom:1.5rem;font-size:1.0625rem;line-height:1.7}.table-wrap{overflow-x:auto;margin-bottom:1.5rem}table{width:100%;border-collapse:collapse;font-size:.9375rem}th,td{padding:.625rem .75rem;text-align:left;border-bottom:1px solid var(--color-border)}th{background:var(--color-bg-alt);font-weight:600;white-space:nowrap}tr:hover td{background:#f0f7ff}.card-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:1.25rem;margin-bottom:2rem}.card{border:1px solid var(--color-border);border-radius:8px;padding:1.25rem;transition:box-shadow .15s}.card:hover{box-shadow:0 4px 12px #00000014}.card h3{margin-top:0;font-size:1.0625rem}.card p{font-size:.9375rem;color:var(--color-text-light);margin-bottom:.75rem}.card-link{display:inline-block;color:var(--color-primary);font-weight:500;font-size:.9375rem}.faq-section{margin-top:2.5rem}.faq-item{border-bottom:1px solid var(--color-border);padding:1rem 0}.faq-question{font-weight:600;font-size:1rem;cursor:pointer;display:flex;justify-content:space-between;align-items:center}.faq-question:after{content:"+";font-size:1.25rem;color:var(--color-text-light);flex-shrink:0;margin-left:1rem}.faq-item[open] .faq-question:after{content:"−"}.faq-answer{padding-top:.5rem;font-size:.9375rem;color:var(--color-text-light);line-height:1.7}.cta-section{background:var(--color-primary-light);border-radius:8px;padding:1.5rem;margin:2rem 0;text-align:center}.cta-section h3{margin-top:0;color:var(--color-primary-dark)}.cta-buttons{display:flex;gap:.75rem;justify-content:center;flex-wrap:wrap;margin-top:1rem}.btn{display:inline-flex;align-items:center;gap:.5rem;padding:.75rem 1.5rem;border-radius:6px;font-weight:600;font-size:.9375rem;text-decoration:none;transition:background .15s;border:none;cursor:pointer}.btn-primary{background:var(--color-primary);color:#fff}.btn-primary:hover{background:var(--color-primary-dark);text-decoration:none}.btn-secondary{background:#fff;color:var(--color-primary);border:2px solid var(--color-primary)}.btn-secondary:hover{background:var(--color-primary-light);text-decoration:none}.btn-accent{background:var(--color-accent);color:#fff}.btn-accent:hover{background:var(--color-accent-dark);text-decoration:none}.cta-float{position:fixed;bottom:1.5rem;right:1.5rem;z-index:100;display:flex;flex-direction:column;gap:.5rem}.cta-float .btn{box-shadow:0 4px 12px #00000026;font-size:.875rem}.breadcrumbs{font-size:.8125rem;color:var(--color-text-light);margin-bottom:1.5rem;display:flex;flex-wrap:wrap;gap:.25rem}.breadcrumbs a{color:var(--color-text-light)}.breadcrumbs a:hover{color:var(--color-primary)}.breadcrumbs span{margin:0 .25rem}.header{height:var(--header-height);border-bottom:1px solid var(--color-border);display:flex;align-items:center;position:sticky;top:0;background:var(--color-bg);z-index:50}.header-inner{max-width:var(--max-width);margin:0 auto;padding:0 1rem;width:100%;display:flex;align-items:center;justify-content:space-between}.header-logo{font-size:1.25rem;font-weight:700;color:var(--color-primary-dark);text-decoration:none}.header-logo:hover{text-decoration:none}.header-nav{display:flex;gap:1.5rem;font-size:.9375rem}.header-nav a{color:var(--color-text)}.header-nav a:hover{color:var(--color-primary)}.footer{background:var(--color-text);color:#d1d5db;padding:2.5rem 0 1.5rem;font-size:.875rem;line-height:1.6}.footer a{color:#93c5fd}.footer-inner{max-width:var(--max-width);margin:0 auto;padding:0 1rem}.footer-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:2rem;margin-bottom:2rem}.footer h4{color:#fff;font-size:.9375rem;margin-bottom:.75rem}.footer-bottom{border-top:1px solid #374151;padding-top:1rem;text-align:center;color:#9ca3af}.disclaimer{background:#fefce8;border:1px solid #fde68a;border-radius:6px;padding:.75rem 1rem;font-size:.8125rem;color:#92400e;margin:1.5rem 0}.related-section{margin-top:2rem}.related-links{display:flex;flex-wrap:wrap;gap:.5rem}.related-link{display:inline-block;background:var(--color-bg-alt);border:1px solid var(--color-border);border-radius:4px;padding:.375rem .75rem;font-size:.875rem;color:var(--color-primary)}.related-link:hover{background:var(--color-primary-light);text-decoration:none}@media(max-width:640px){h1{font-size:1.375rem}h2{font-size:1.125rem}.header-nav{display:none}.cta-float{bottom:1rem;right:1rem}.cta-buttons{flex-direction:column}.card-grid{grid-template-columns:1fr}}