@import "https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&family=Noto+Sans+JP:wght@300;400;500;700;900&display=swap";
:root{--bg:#fff;--bg2:#f8f8fc;--bg3:#f0f0f8;--border:#e2e2ee;--border-light:#d0d0e0;--primary:#5b4fcf;--primary-light:#7b6fe8;--primary-glow:#5b4fcf14;--text:#1a1a2e;--text-muted:#555570;--text-subtle:#99b;--card-bg:#fff;--radius:12px;--radius-sm:8px}*{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth}body{background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased;font-family:Inter,Noto Sans JP,-apple-system,sans-serif;line-height:1.7}a{color:inherit;text-decoration:none}img{max-width:100%}.container{max-width:1100px;margin:0 auto;padding:0 24px}nav{z-index:100;-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);border-bottom:1px solid var(--border);background:#ffffffeb;padding:0 24px;position:sticky;top:0}.nav-inner{justify-content:space-between;align-items:center;max-width:1100px;height:60px;margin:0 auto;display:flex}.nav-logo{letter-spacing:-.02em;color:var(--primary);font-size:1rem;font-weight:800}.nav-links{gap:28px;display:flex}.nav-links a{color:var(--text-muted);font-size:.85rem;font-weight:500;transition:color .2s}.nav-links a:hover{color:var(--text)}.nav-cta{background:var(--primary);color:#fff;border-radius:8px;padding:8px 18px;font-size:.82rem;font-weight:600;transition:all .2s}.nav-cta:hover{background:var(--primary-light);transform:translateY(-1px);box-shadow:0 4px 14px #5b4fcf4d}.hero{text-align:center;background:linear-gradient(#f5f3ff 0%,#fff 100%);padding:100px 24px 80px;position:relative;overflow:hidden}.hero:before{content:"";pointer-events:none;background:radial-gradient(#5b4fcf0f,#0000 70%);width:800px;height:600px;position:absolute;top:-200px;left:50%;transform:translate(-50%)}.hero-badge{background:var(--primary-glow);color:var(--primary);border:1px solid #5b4fcf33;border-radius:100px;align-items:center;gap:6px;margin-bottom:24px;padding:6px 14px;font-size:.78rem;font-weight:600;display:inline-flex}.hero h1{letter-spacing:-.03em;color:var(--text);margin-bottom:20px;font-size:clamp(2rem,5vw,3.2rem);font-weight:900;line-height:1.2}.hero h1 span{color:var(--primary)}.hero-sub{color:var(--text-muted);max-width:600px;margin:0 auto 36px;font-size:1.05rem;line-height:1.8}.hero-actions{flex-wrap:wrap;justify-content:center;gap:12px;display:flex}.btn-primary{background:var(--primary);color:#fff;border-radius:var(--radius-sm);align-items:center;gap:8px;padding:14px 28px;font-size:.95rem;font-weight:700;transition:all .2s;display:inline-flex}.btn-primary:hover{background:var(--primary-light);transform:translateY(-2px);box-shadow:0 8px 24px #5b4fcf4d}.btn-secondary{color:var(--text);border:1px solid var(--border);border-radius:var(--radius-sm);background:#fff;padding:14px 28px;font-size:.95rem;font-weight:600;transition:all .2s}.btn-secondary:hover{border-color:var(--primary);color:var(--primary);transform:translateY(-2px)}.stats{border-top:1px solid var(--border);border-bottom:1px solid var(--border);background:var(--bg2);padding:48px 24px}.stats-grid{text-align:center;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:32px;max-width:1100px;margin:0 auto;display:grid}.stat-num{color:var(--primary);font-size:2rem;font-weight:900;line-height:1}.stat-label{color:var(--text-muted);margin-top:6px;font-size:.82rem}.section{padding:72px 24px}.section-header{text-align:center;margin-bottom:48px}.section-tag{letter-spacing:.08em;color:var(--primary);text-transform:uppercase;margin-bottom:12px;font-size:.75rem;font-weight:700}.section-title{letter-spacing:-.02em;color:var(--text);font-size:clamp(1.5rem,3vw,2.2rem);font-weight:800;line-height:1.3}.section-sub{color:var(--text-muted);margin-top:12px;font-size:.95rem}.article-grid{grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:24px;display:grid}.article-card{background:var(--card-bg);border:1px solid var(--border);border-radius:var(--radius);cursor:pointer;padding:28px;transition:all .25s}.article-card:hover{border-color:var(--primary);transform:translateY(-4px);box-shadow:0 12px 32px #5b4fcf1a}.card-tag{background:var(--primary-glow);color:var(--primary);border:1px solid #5b4fcf33;border-radius:100px;margin-bottom:14px;padding:3px 10px;font-size:.72rem;font-weight:600;display:inline-block}.card-title{color:var(--text);margin-bottom:10px;font-size:1rem;font-weight:700;line-height:1.5}.card-excerpt{color:var(--text-muted);-webkit-line-clamp:3;-webkit-box-orient:vertical;margin-bottom:16px;font-size:.85rem;line-height:1.7;display:-webkit-box;overflow:hidden}.card-meta{color:var(--text-subtle);align-items:center;gap:10px;font-size:.75rem;display:flex}.card-dot{background:var(--border-light);border-radius:50%;width:3px;height:3px}.article-page{max-width:720px;margin:0 auto;padding:48px 24px 80px}.article-page h1{letter-spacing:-.02em;color:var(--text);margin-bottom:16px;font-size:clamp(1.5rem,3vw,2rem);font-weight:800;line-height:1.4}.article-meta{color:var(--text-muted);gap:12px;margin-bottom:36px;font-size:.82rem;display:flex}.article-body{color:var(--text-muted);line-height:1.9}.article-body h2{color:var(--text);border-left:3px solid var(--primary);margin:40px 0 16px;padding-left:14px;font-size:1.3rem;font-weight:700}.article-body h3{color:var(--text);margin:28px 0 12px;font-size:1.1rem;font-weight:600}.article-body p{margin-bottom:18px}.article-body ul,.article-body ol{margin-bottom:18px;padding-left:24px}.article-body li{margin-bottom:6px}.article-body strong{color:var(--text);font-weight:700}.article-body blockquote{border-left:3px solid var(--primary);background:var(--bg2);border-radius:0 var(--radius-sm) var(--radius-sm) 0;color:var(--text-muted);margin:24px 0;padding:12px 20px}.cta-banner{border-radius:var(--radius);text-align:center;background:linear-gradient(135deg,#f5f3ff,#eef9f4);border:1px solid #5b4fcf26;margin:0 24px 72px;padding:48px}.cta-banner h2{color:var(--text);margin-bottom:12px;font-size:1.8rem;font-weight:800}.cta-banner p{color:var(--text-muted);margin-bottom:28px}footer{border-top:1px solid var(--border);text-align:center;color:var(--text-subtle);background:var(--bg2);padding:32px 24px;font-size:.82rem}footer a{color:var(--primary)}