.seomore__box{border-top:1px solid #000;border-bottom:1px solid #000}.seomore__title{display:flex;align-items:center;justify-content:space-between;width:100%;padding:18px 0;margin:0;border:0;background:0 0;font-size:clamp(18px,1.5vw,24px);font-weight:700;line-height:1.2;color:inherit;text-align:left;cursor:pointer;transition:opacity .2s ease}.seomore__title:hover{opacity:.7}.seomore__arrow{flex-shrink:0;width:12px;height:12px;margin-left:16px;border-right:2px solid #000;border-bottom:2px solid #000;transform:rotate(45deg);transition:transform .3s ease}.seomore__box.is-open .seomore__arrow{transform:rotate(-135deg)}.seomore__content{display:grid;grid-template-rows:0fr;transition:grid-template-rows .45s cubic-bezier(.22,1,.36,1)}.seomore__content-inner{min-height:0;overflow:hidden;padding:0 0 24px}.seomore__box.is-open .seomore__content{grid-template-rows:1fr}.seomore__box.is-open .seomore__content-inner{overflow:visible}.seomore__content-inner h2,.seomore__content-inner h3,.seomore__content-inner h4{margin-top:1.25em;margin-bottom:.5em}.seomore__content-inner p{margin-bottom:1em}.seomore__content-inner p:last-child{margin-bottom:0}