.portal-premium{max-width:1124px;margin:0 auto;padding:54px 32px 72px;color:#182b39;background:#fff}
.portal-premium-header{max-width:900px;margin:0 auto 34px}
.portal-premium-header nav{display:flex;flex-wrap:wrap;gap:8px 18px;margin-bottom:22px;font-size:14px}
.portal-premium-header nav a{color:#527064;text-decoration:none}
.portal-premium h1{font-family:inherit;font-size:clamp(32px,4.4vw,60px);font-weight:700;line-height:1.12;letter-spacing:-.035em;margin:0 0 24px;overflow-wrap:anywhere}
.portal-premium-lead{font-size:clamp(19px,2vw,24px);line-height:1.55;color:#455966;margin-bottom:22px}
.portal-premium-lead p{margin:0}
.portal-premium-meta{display:flex;flex-wrap:wrap;gap:8px 20px;font-size:14px;color:#68767d}
.portal-premium figure{margin:36px auto;max-width:1060px}
.portal-premium figure img{display:block;width:100%;height:auto;border-radius:10px}
.portal-premium figcaption{max-width:900px;margin:10px auto 0;font-size:13px;line-height:1.5;color:#6c7479}
.portal-premium-body>p,.portal-premium-body>h2,.portal-premium-body>h3,.portal-premium-body>ul,.portal-premium-body>ol,.portal-premium-body>blockquote{max-width:760px;margin-left:auto;margin-right:auto}
.portal-premium-body>p,.portal-premium-body>ul,.portal-premium-body>ol{font-size:19px;line-height:1.8;margin-bottom:24px}
.portal-premium-body>h2{font-size:clamp(25px,3vw,34px);line-height:1.24;letter-spacing:-.02em;margin-top:48px;margin-bottom:20px;font-weight:700;overflow-wrap:anywhere}
.portal-premium-body>h3{font-size:24px;line-height:1.3;margin-top:32px;margin-bottom:18px}
.portal-premium .premium-product-frame{display:block;max-width:1060px;margin:32px auto 40px;clear:both}
.portal-premium .premium-product-frame iframe{display:block;width:100%;max-width:100%;border:0;min-height:160px}
@media(max-width:600px){.portal-premium{padding:30px 18px 48px}.portal-premium-header{margin-bottom:24px}.portal-premium h1{margin-bottom:18px}.portal-premium-body>p,.portal-premium-body>ul,.portal-premium-body>ol{font-size:17px;line-height:1.75;margin-bottom:22px}.portal-premium-body>h2{margin-top:36px}.portal-premium figure{margin-top:28px;margin-bottom:28px}.portal-premium figure img{border-radius:6px}}