*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:#182328;background:#fbfaf7;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Noto Sans JP","Hiragino Kaku Gothic ProN",Meiryo,sans-serif;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}a{color:inherit;text-decoration:none}img{display:block;max-width:100%;height:auto}p{line-height:1.85}.wrap{width:min(1180px,calc(100% - 56px));margin:auto}.site-header{position:sticky;top:0;z-index:50;background:rgba(251,250,247,.96);backdrop-filter:blur(14px);border-bottom:1px solid #ece8df}.header-inner{min-height:80px;display:flex;align-items:center;justify-content:space-between;gap:28px}.brand{display:inline-flex;align-items:center;gap:11px;flex:0 0 auto}.brand-mark{width:42px;height:42px;border-radius:13px;background:linear-gradient(145deg,#175c59,#b49a55);display:grid;place-items:center;color:#fff;font-weight:800;font-size:20px;box-shadow:0 8px 26px rgba(39,70,68,.14)}.brand-name{display:flex;flex-direction:column;line-height:1.05}.brand-name strong{font-size:18px;letter-spacing:.06em;white-space:nowrap}.brand-name small{margin-top:5px;color:#6e7779;font-size:11px;letter-spacing:.06em}.nav{display:flex;align-items:center;justify-content:flex-end;gap:26px;font-weight:700;font-size:14px;color:#455356}.nav a{white-space:nowrap}.nav a:hover{color:#1d716b}.eyebrow{font-size:12px;letter-spacing:.18em;font-weight:800;color:#60807b}.hero{padding:64px 0 70px}.hero-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(420px,.95fr);gap:56px;align-items:center}.hero-copy{min-width:0}.hero h1{font-size:clamp(42px,4.2vw,52px);line-height:1.24;letter-spacing:-.035em;margin:16px 0 24px;font-weight:800}.hero-line{display:block;white-space:nowrap}.hero h1 em{font-style:normal;color:#2c776f}.lead{font-size:17px;color:#576467;margin:0 0 30px;max-width:610px}.hero-actions{display:flex;gap:14px;flex-wrap:wrap}.btn{display:inline-flex;align-items:center;justify-content:center;min-height:50px;padding:0 24px;border:1px solid #d7d0c3;border-radius:999px;font-weight:800;background:#fff;color:#183f3d;transition:.2s}.btn:hover{transform:translateY(-1px);box-shadow:0 8px 20px rgba(21,45,44,.08)}.btn.primary{background:#1d6864;color:#fff;border-color:#1d6864}.btn.secondary{color:#183f3d}.btn.wide{width:100%}.hero-photo{margin:0;border-radius:30px;overflow:hidden;aspect-ratio:4/3;background:#e9e7e2;box-shadow:0 24px 55px rgba(31,45,45,.12)}.hero-photo img,.wide-photo img{width:100%;height:100%;object-fit:cover}.section{padding:72px 0}.section.soft{background:#f1f2ed}.section-head{display:flex;justify-content:space-between;align-items:flex-end;gap:24px;margin-bottom:28px}.section-head.compact{margin-bottom:18px}.section-head h2,.split h2,.guide-cta h2,.guide-section h2{font-size:clamp(30px,3vw,44px);line-height:1.32;letter-spacing:-.025em;margin:7px 0 0}.topic-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}.topic-card{background:#fff;border:1px solid #e8e4da;border-radius:22px;overflow:hidden;transition:.2s;display:flex;flex-direction:column}.topic-card:hover,.article-card:hover{transform:translateY(-3px);box-shadow:0 16px 34px rgba(32,50,48,.09)}.topic-card img{width:100%;aspect-ratio:16/9;object-fit:cover}.topic-card>div{padding:20px;display:flex;flex-direction:column;flex:1}.topic-card h3{margin:0 0 7px;font-size:19px;line-height:1.45}.topic-card p{margin:0;color:#687476;font-size:14px}.split{display:grid;grid-template-columns:1fr 1fr;gap:52px;align-items:center}.wide-photo{margin:0;aspect-ratio:4/3;overflow:hidden;border-radius:28px;background:#e5e5e0}.split-copy p{color:#586669;font-size:16px}.text-link{color:#1f716b;font-weight:800}.featured-grid,.article-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px}.article-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.article-card{background:#fff;border:1px solid #e7e3d9;border-radius:22px;overflow:hidden;transition:.2s;display:flex;flex-direction:column;min-width:0}.article-card>img{width:100%;aspect-ratio:16/9;object-fit:cover}.article-card-body{padding:20px;display:flex;flex-direction:column;flex:1}.article-card h3{font-size:18px;line-height:1.55;margin:10px 0 8px}.article-card p{font-size:14px;color:#697577;margin:0}.tag{align-self:flex-start;border-radius:999px;background:#edf4f1;color:#286c67;padding:5px 10px;font-size:11px;font-weight:800}.tag.pr{background:#fff0e4;color:#9a5c2e}.card-link{margin-top:auto;padding-top:16px;color:#266c67;font-weight:800;font-size:13px}.guide-cta{padding-top:42px;padding-bottom:42px}.guide-cta-inner{background:linear-gradient(135deg,#183f3d,#2a6f68);color:#fff;border-radius:28px;padding:38px 42px;display:flex;align-items:center;justify-content:space-between;gap:36px}.guide-cta-inner>div:first-child{max-width:720px}.guide-cta .eyebrow{color:#a9d2cc}.guide-cta h2{margin:6px 0;font-size:clamp(28px,3vw,40px)}.guide-cta p{margin:0;color:#d9ece9}.guide-cta .hero-actions{flex:0 0 auto}.guide-cta .cta-primary{background:#fff;color:#183f3d;border-color:#fff}.guide-cta .cta-secondary{background:transparent;color:#fff;border-color:rgba(255,255,255,.55)}.page-hero{padding:60px 0 36px}.page-hero h1{font-size:clamp(38px,4.8vw,60px);line-height:1.18;margin:9px 0 12px;letter-spacing:-.035em}.page-hero p{font-size:17px;color:#627073;max-width:720px}.article-index{padding-bottom:72px}.article-group{padding:28px 0 42px}.resource-top-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}.resource-card{background:#fff;border:1px solid #e6e1d7;border-radius:24px;overflow:hidden;display:flex;flex-direction:column}.resource-card img{width:100%;aspect-ratio:16/9;object-fit:cover}.resource-card>div{padding:22px;display:flex;flex-direction:column;flex:1}.resource-card h2{font-size:21px;line-height:1.45;margin:0 0 8px}.resource-card p{color:#677477;font-size:14px;margin:0 0 10px}.resource-card .text-link{margin-top:auto}.guide-section{scroll-margin-top:100px}.check-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin-top:24px}.check-box{background:#fff;border:1px solid #e5e2da;border-radius:18px;padding:22px}.check-box.accent{background:#eaf4f1}.check-box h3{margin:0 0 8px}.check-box p{margin:0;color:#647174}.table-wrap{overflow:auto;margin-top:24px;border-radius:18px;border:1px solid #e3dfd5;background:#fff}table{width:100%;border-collapse:collapse;min-width:720px}th,td{text-align:left;padding:17px 18px;border-bottom:1px solid #ece8df;line-height:1.6}th{background:#f5f3ee}.consult-layout{display:grid;grid-template-columns:1.15fr .85fr;gap:28px;align-items:start}.simple-panel,.contact-panel{background:#fff;border:1px solid #e4e0d7;border-radius:24px;padding:30px}.consult-list{padding-left:1.2em}.consult-list li{margin:13px 0;line-height:1.7}.contact-panel{position:sticky;top:108px}.small{font-size:12px;color:#788284}.company-table dl{margin:0}.company-table dl>div{display:grid;grid-template-columns:160px 1fr;gap:24px;padding:18px 0;border-bottom:1px solid #ece8e0}.company-table dt{font-weight:800}.company-table dd{margin:0}.legal h2{margin-top:32px}.legal h2:first-child{margin-top:0}.footer{border-top:1px solid #e7e2d8;padding:48px 0 24px;background:#f7f5ef}.footer-grid{display:flex;justify-content:space-between;gap:40px}.footer-grid p{max-width:500px;color:#6c7779;font-size:13px}.footer-nav{display:flex;flex-wrap:wrap;gap:16px 24px;align-content:flex-start;justify-content:flex-end;font-size:13px;font-weight:700}.copyright{padding-top:26px;color:#92999a;font-size:11px}.article-wrap{padding:42px 0 70px}.breadcrumb{font-size:12px;color:#758083;margin-bottom:28px}.article-hero{display:grid;grid-template-columns:minmax(0,1fr) minmax(360px,460px);gap:46px;align-items:center;margin-bottom:42px}.article-hero h1{font-size:clamp(32px,3.6vw,50px);line-height:1.35;letter-spacing:-.03em;margin:14px 0}.article-hero .meta{display:flex;gap:8px;flex-wrap:wrap}.article-hero .meta span{font-size:11px;font-weight:800;background:#edf4f1;color:#286c67;padding:5px 9px;border-radius:999px}.article-hero-image{border-radius:26px;overflow:hidden;background:#e9efed}.article-hero-image img{width:100%;height:auto;aspect-ratio:16/9;object-fit:cover}.article-body{display:grid;grid-template-columns:minmax(0,1fr) 290px;gap:42px;align-items:start}.article-content{font-size:16px;min-width:0}.article-content h2{font-size:27px;line-height:1.45}.article-content h3{line-height:1.5}.article-side{position:sticky;top:104px}.side-box{background:#fff;border:1px solid #e6e1d8;border-radius:18px;padding:20px}.side-box h3{margin-top:0}.side-box li{margin:9px 0;line-height:1.55}.seo-summary,.toc,.deep-point{box-shadow:none!important}.article-content .hero-actions{margin:16px 0}.article-content a{color:#246d68}.article-content ul,.article-content ol{padding-left:1.4em}
@media(max-width:1050px){.wrap{width:min(100% - 40px,1180px)}.hero-grid{grid-template-columns:minmax(0,1fr) minmax(360px,.9fr);gap:38px}.hero h1{font-size:42px}.featured-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.topic-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.guide-cta-inner{align-items:flex-start;flex-direction:column}.article-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.article-body{grid-template-columns:1fr}.article-side{position:static}.consult-layout{grid-template-columns:1fr}.contact-panel{position:static}}
@media(max-width:780px){.header-inner{min-height:0;display:block;padding:16px 0 14px}.brand{margin-bottom:14px}.nav{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:9px 18px;justify-content:stretch;font-size:14px}.hero{padding:40px 0 36px}.hero-grid,.split{grid-template-columns:1fr;gap:28px}.hero-copy{order:1}.hero-photo{order:2}.hero h1{font-size:38px}.hero-line{white-space:normal}.hero h1 em{white-space:nowrap}.lead{font-size:16px}.section{padding:50px 0}.section-head{align-items:flex-start;flex-direction:column}.topic-grid,.featured-grid,.article-grid,.check-grid{grid-template-columns:1fr}.resource-top-grid{grid-template-columns:1fr}.guide-cta-inner{padding:28px 24px;border-radius:24px}.page-hero{padding:42px 0 22px}.page-hero h1{font-size:40px}.footer-grid{display:block}.footer-nav{justify-content:flex-start;margin-top:26px}.company-table dl>div{grid-template-columns:1fr;gap:6px}.article-hero{grid-template-columns:1fr;gap:24px}.article-body{gap:26px}.article-content{font-size:15px}.article-content h2{font-size:24px}.article-side{display:none}}
@media(max-width:520px){.wrap{width:min(100% - 28px,1180px)}.hero h1{font-size:34px;line-height:1.3}.hero-photo{border-radius:22px}.topic-card{display:grid;grid-template-columns:120px 1fr;align-items:stretch}.topic-card img{height:100%;aspect-ratio:auto;object-fit:cover}.topic-card>div{padding:16px}.btn{padding:0 20px}.guide-cta .hero-actions{width:100%}.guide-cta .btn{width:100%}.simple-panel,.contact-panel{padding:22px}.article-wrap{padding-top:26px}.article-hero h1{font-size:32px}}
