.epoch-hero{background:var(--silver-canvas);padding:24px 0 32px}.epoch-heading{margin:18px 0 24px}.epoch-eyebrow{color:var(--silver-violet-text);margin-bottom:8px;font-size:13px;font-weight:700}.epoch-heading h1{letter-spacing:-.048em;font-size:clamp(40px,4.1vw,58px);font-weight:800;line-height:1.02}.epoch-lead{color:var(--silver-muted);max-width:80ch;margin-top:12px;font-size:18px}.epoch-panels,.epoch-help-grid{grid-template-columns:1fr 1fr;gap:24px;display:grid}.epoch-panel{border:1px solid var(--silver-line);background:#fff;border-radius:8px;min-width:0;padding:28px}.epoch-panel label{margin:20px 0 8px;font-weight:700;display:block}.epoch-panel input,.epoch-panel textarea{width:100%;min-height:48px;color:var(--silver-ink);font:inherit;background:#fff;border:1px solid #858ba3;border-radius:8px;padding:12px;display:block}.epoch-panel select{width:100%}.epoch-values{grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:18px;margin-block:22px;display:grid}.epoch-values>div{min-width:0}.epoch-date{grid-column:1/-1}.epoch-values dt{margin-bottom:8px;font-size:14px;font-weight:700}.epoch-values dd{border:1px solid var(--silver-line);background:var(--silver-panel);border-radius:6px;align-items:center;gap:8px;margin:0;padding:8px 10px;display:flex}.epoch-values dd span{overflow-wrap:anywhere;flex:1;min-width:0;font:15px/1.6 monospace}.epoch-value-copy{border:1px solid var(--silver-line);min-height:44px;color:var(--silver-violet-text);background:#fff;border-radius:5px;flex-shrink:0;padding:8px;font-size:13px}.epoch-value-status{color:var(--silver-muted);margin-top:6px;font-size:13px}.epoch-value-status:empty,#epoch-copy-status:empty{display:none}.epoch-empty{color:var(--silver-muted);border:1px dashed var(--silver-line);text-align:center;border-radius:6px;margin-top:24px;padding:42px 20px}#epoch-report summary{cursor:pointer;min-height:44px;color:var(--silver-violet-text);padding-block:12px}#epoch-result-heading{scroll-margin-top:20px}.epoch-panel textarea{resize:vertical;font-family:monospace;font-size:15px;line-height:1.8}.epoch-panel input[aria-invalid=true]{border-color:var(--silver-error)}.epoch-note{color:var(--silver-muted);margin-top:14px;font-size:14px}.epoch-actions{flex-wrap:wrap;gap:10px;margin-top:20px;display:flex}.epoch-secondary{min-height:44px;color:var(--silver-violet-text);background:#fff;border:1px solid #858ba3;border-radius:100px;justify-content:center;align-items:center;gap:8px;padding:10px 16px;font-size:14px;display:inline-flex}.epoch-secondary:hover{background:#eae5ff}#epoch-status,#epoch-copy-status{color:var(--silver-muted);margin-top:16px;font-size:14px}.epoch-panel [data-error=true]{color:var(--silver-error)}.epoch-support{gap:36px;padding-block:36px 44px;display:grid}.epoch-support p{color:var(--silver-muted);margin-top:12px}.epoch-help-grid section{border:1px solid var(--silver-line);border-radius:8px;min-width:0;padding:24px}.epoch-help-grid h2{font-size:23px}.epoch-support strong{color:var(--silver-ink)}.epoch-steps{color:var(--silver-muted);margin-top:12px;padding-left:24px}.epoch-steps li{margin-top:12px;padding-left:4px}.epoch-steps li::marker{color:var(--silver-violet-text);font-weight:750}.epoch-related ul{margin-top:16px;padding-left:24px}.epoch-related li{color:var(--silver-muted);margin-top:12px}.epoch-related a{color:var(--silver-violet-text);text-decoration:underline}.epoch-support code{overflow-wrap:anywhere}@media (width<=800px){.epoch-panels,.epoch-help-grid{grid-template-columns:1fr}}@media (width<=500px){.epoch-values{grid-template-columns:minmax(0,1fr)}.epoch-panel{padding:23px}.epoch-heading h1{font-size:clamp(35px,8.8vw,58px)}}