/* Shared research illustration layout — light canvas, click to preview */
.rs-hero{display:grid;grid-template-columns:1.05fr .95fr;gap:clamp(24px,4vw,48px);align-items:center}
.rs-hero .rs-ill{margin:0;border-radius:18px;aspect-ratio:16/9;max-height:420px}
@media(max-width:900px){.rs-hero{grid-template-columns:1fr}.rs-hero .rs-ill{max-height:320px}}
.rs-band{display:grid;grid-template-columns:1fr 1fr;gap:clamp(20px,3vw,40px);align-items:center;margin-top:28px}
.rs-band--rev{direction:rtl}.rs-band--rev>*{direction:ltr}
.rs-band .rs-ill{margin:0;border-radius:16px;aspect-ratio:4/3;max-height:320px}
@media(max-width:860px){.rs-band,.rs-band--rev{grid-template-columns:1fr;direction:ltr}.rs-band .rs-ill{max-height:260px}}
.rs-cta{display:grid;grid-template-columns:1.1fr .9fr;gap:clamp(20px,3vw,36px);align-items:center}
.rs-cta .rs-ill{margin:0;border-radius:16px;aspect-ratio:16/9;max-height:240px}
@media(max-width:860px){.rs-cta{grid-template-columns:1fr}.rs-cta .rs-ill{max-height:220px}}
.rs-cover{display:grid;grid-template-columns:1.05fr .95fr;gap:clamp(24px,4vw,48px);align-items:center;width:100%}
@media(max-width:900px){.rs-cover{grid-template-columns:1fr}}
.rs-ill{border:1px solid rgba(15,23,42,.1);overflow:hidden;background:#f5f8fc;box-shadow:0 8px 24px -10px rgba(15,23,42,.16);position:relative;cursor:zoom-in;transition:.25s ease;border-radius:16px}
.rs-ill:hover{border-color:rgba(14,158,125,.35);transform:translateY(-2px)}
.rs-ill img{width:100%;height:100%;object-fit:contain;object-position:center;display:block;background:#f5f8fc;padding:6px}
.rs-ill::after{content:"Preview";position:absolute;right:10px;bottom:10px;font-size:10px;letter-spacing:.06em;text-transform:uppercase;color:#64748b;background:rgba(255,255,255,.94);border:1px solid rgba(15,23,42,.08);padding:5px 10px;border-radius:999px;opacity:0;transition:.2s;pointer-events:none;font-weight:700;font-family:ui-monospace,monospace}
.rs-ill:hover::after,.rs-ill:focus-visible::after{opacity:1}
.rs-preview{position:fixed;inset:0;z-index:9000;background:rgba(5,7,13,.88);backdrop-filter:blur(10px);display:grid;place-items:center;padding:24px;opacity:0;visibility:hidden;transition:.25s ease}
.rs-preview.is-open{opacity:1;visibility:visible}
.rs-preview__frame{position:relative;max-width:min(1100px,96vw);max-height:92vh;background:#f5f8fc;border-radius:16px;overflow:hidden;box-shadow:0 24px 80px -20px rgba(0,0,0,.5)}
.rs-preview__frame img{display:block;max-width:min(1100px,96vw);max-height:88vh;width:auto;height:auto;object-fit:contain;background:#f5f8fc}
.rs-preview__x{position:absolute;top:12px;right:12px;z-index:2;width:40px;height:40px;border-radius:50%;border:0;background:#fff;color:#141c34;font-size:22px;cursor:pointer;box-shadow:0 4px 14px rgba(0,0,0,.18)}
body.locked{overflow:hidden}
.rs-doc{margin:22px 0 28px}
.rs-doc .rs-ill{aspect-ratio:16/9;max-height:340px;margin:0}
.rs-doc-band{display:grid;grid-template-columns:1fr 1fr;gap:20px;align-items:center;margin:24px 0}
.rs-doc-band .rs-ill{aspect-ratio:4/3;max-height:280px;margin:0}
@media(max-width:720px){.rs-doc-band{grid-template-columns:1fr}}
@media print{.rs-ill::after{display:none}.rs-ill,.rs-doc,.rs-doc-band{break-inside:avoid}}