.shctc-wrap{max-width:980px;margin:24px auto;padding:18px;font-family:system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:#172033}.shctc-hero{padding:28px 0}.shctc-badge{font-size:12px;font-weight:700;letter-spacing:.08em;text-transform:uppercase}.shctc-hero h2{font-size:clamp(28px,5vw,42px);margin:10px 0}.shctc-hero p{color:#5d6677}.shctc-form{padding:22px;border:1px solid #e5e7eb;border-radius:18px;background:#fff;box-shadow:0 8px 30px rgba(0,0,0,.05)}.shctc-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.shctc-grid label{font-size:13px;font-weight:650}.shctc-grid input,.shctc-grid select{width:100%;box-sizing:border-box;margin-top:7px;padding:12px;border:1px solid #d7dce5;border-radius:10px;background:#fff;font-size:15px}.shctc-btn,.shctc-ai-btn{border:0;border-radius:11px;padding:13px 18px;font-weight:750;cursor:pointer}.shctc-btn{margin-top:18px;width:100%;background:#111827;color:#fff}.shctc-result{margin-top:20px}.shctc-cards{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}.shctc-cards>div,.shctc-breakup,.shctc-ai,.shctc-compare{padding:18px;border:1px solid #e5e7eb;border-radius:16px;background:#fff}.shctc-cards span{display:block;font-size:12px;color:#687386}.shctc-cards b{display:block;font-size:20px;margin-top:6px}.shctc-cards .primary{grid-column:span 2}.shctc-cards .primary b{font-size:28px}.shctc-breakup{margin-top:12px}.shctc-breakup div{display:flex;justify-content:space-between;padding:9px 0;border-bottom:1px solid #eef0f3}.shctc-note{font-size:12px;color:#6b7280}.shctc-ai,.shctc-compare{margin-top:20px}.shctc-ai-btn{background:#111827;color:#fff}.shctc-ai-output{margin-top:14px;line-height:1.65}.shctc-seo{margin-top:38px;line-height:1.75}.shctc-seo details{border-bottom:1px solid #e5e7eb;padding:14px 0}.shctc-seo summary{font-weight:700;cursor:pointer}@media(max-width:700px){.shctc-grid,.shctc-cards{grid-template-columns:1fr}.shctc-cards .primary{grid-column:auto}.shctc-cards .primary b{font-size:25px}}