/* HSIMC Reality R&D · Human Signal-to-Capability · BCI/EEG Product 006 */
.section-intro{max-width:940px;color:#4c665e;font-size:16px;margin:0 0 24px}
.eeg-card,.timeline article,.signal-card,.evidence-columns article,.role-grid article{background:#fff;border:1px solid #d5dfd7;border-radius:12px;padding:22px}
.eeg-card .flag,.milestone,.signal-title span{color:#537664;font-size:11px;letter-spacing:.11em;font-weight:800}
.eeg-card h3{font-size:25px;line-height:1.22;margin:9px 0}
.eeg-card p,.signal-card p,.timeline p,.evidence-columns p,.role-grid p{color:#4f685f;font-size:14px;line-height:1.7}
.signal-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:13px;margin:23px 0}
.signal-card{display:flex;flex-direction:column;gap:10px;min-width:0}
.signal-title{display:flex;flex-direction:column;gap:7px}
.signal-title b{font-size:19px;line-height:1.32}
.signal-samples{display:flex;gap:7px;flex-wrap:wrap;padding:12px;border-radius:9px;background:#eaf1eb}
.signal-samples code{background:#fff;border:1px solid #d4e0d7;border-radius:7px;font-size:17px;font-weight:750;color:#1f5e4b;padding:7px 9px;font-variant-numeric:tabular-nums}
.signal-samples.caution{background:#fbefe7}
.signal-samples.caution code{color:#8d4e29;border-color:#e6ceb9}
.signal-card small,.timeline small{display:block;font-size:11px;color:#7a807b;margin-top:auto}
.note{background:#e9eee7;border-left:3px solid #517965;padding:15px 18px;font-size:13px;color:#485f52;margin:22px 0}
.timeline{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
.timeline article{border-left:4px solid #58816f;display:flex;flex-direction:column}
.milestone{display:flex;align-items:center;gap:11px}
.milestone b{display:grid;place-items:center;width:36px;height:36px;background:#e6f0e8;color:#356750;border-radius:50%;font-size:16px}
.timeline h3{font-size:23px;line-height:1.27;margin:15px 0 10px}
.timeline p{margin:0 0 13px}
.evidence-columns,.role-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;margin-bottom:16px}
.evidence-columns h3,.role-grid h3{font-size:21px;margin:0 0 9px}
.role-grid small{font-size:12px;color:#58816f}
.links{display:flex;gap:12px;flex-wrap:wrap}
.links a{padding:10px 13px;background:#fff;border:1px solid #cad7ce;border-radius:8px;font-size:13px}
.boundary a{text-decoration:underline;text-underline-offset:3px}
@media(max-width:960px){.signal-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.signal-grid .signal-card:last-child{grid-column:1/-1}}
@media(max-width:650px){.signal-grid,.timeline,.evidence-columns,.role-grid{grid-template-columns:1fr}.signal-grid .signal-card:last-child{grid-column:auto}.signal-samples code{font-size:15px}}
@media print{.signal-card,.timeline article,.evidence-columns article,.role-grid article{break-inside:avoid}}