.check-main{padding-block:clamp(36px,6vw,78px) 64px}
.check-intro{display:grid;grid-template-columns:1.2fr .8fr;gap:clamp(24px,5vw,80px);align-items:center;margin-bottom:clamp(36px,5vw,70px)}
.check-intro h1{font-size:clamp(3.2rem,6.2vw,6.4rem);line-height:.97;letter-spacing:-.065em;margin:22px 0 16px;color:#19392e}
.check-intro h1 em{color:#315d48;font-family:Georgia,serif;font-weight:400;letter-spacing:-.065em}
.check-intro p,.check-card p,.check-help p{color:#3b5146;line-height:1.6}
.check-intro p{max-width:36em;font-size:clamp(1rem,1.45vw,1.23rem)}
.check-cover{width:100%;height:auto;max-height:300px;object-fit:cover;border-radius:24px}
.check-back,.check-help a{color:#285142;font-weight:650}
.check-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}
.check-card{display:flex;flex-direction:column;padding:clamp(20px,2.6vw,36px);border:1px solid #d7dfd1;border-radius:20px;background:#f0edfc}
.check-card.speaker{background:#e8efcf}.check-card.network{background:#edf2ec}
.check-card h2,.check-help h2{font-size:clamp(1.45rem,2.5vw,2.25rem);line-height:1.12;letter-spacing:-.045em;margin:0}
.check-card p{font-size:1rem;margin:12px 0}.check-card .check-status{font-size:.88rem;margin-top:auto;padding-top:15px}
.check-card meter{display:block;width:100%;height:15px;accent-color:#335b46;margin:3px 0}
.check-action{font:inherit;font-weight:700;border:0;color:white;background:#214b39;border-radius:10px;padding:12px 16px;margin-top:8px;cursor:pointer;align-self:flex-start}
.check-action:disabled{opacity:.75}.check-action:focus-visible,.check-page summary:focus-visible{outline:3px solid #4d4689;outline-offset:3px}
.check-help{display:grid;grid-template-columns:1fr 1.2fr;gap:36px;margin-top:clamp(38px,6vw,82px)}
.check-help details{padding:17px 0;border-top:1px solid #cdd6ca}.check-help summary{font-size:1.06rem;font-weight:700;cursor:pointer}
@media(max-width:800px){.check-intro{grid-template-columns:1fr}.check-cover{max-height:210px}.check-grid,.check-help{grid-template-columns:1fr}.check-help{gap:16px}}