:root{--mrep-bg:#f5f7fa;--mrep-text:#111827;--mrep-card:#fff;--mrep-line:#e5e7eb}*{box-sizing:border-box}body{margin:0;background:var(--mrep-bg);color:var(--mrep-text);font-family:Arial,sans-serif}.mrep-demo-bar{min-height:52px;padding:8px 4vw;background:#111827;color:#fff;display:flex;gap:18px;align-items:center}.mrep-demo-bar select{padding:8px 12px;border-radius:6px}.mrep-demo-bar a{margin-left:auto;color:#fff}.mrep-hub,.mrep-shell{width:min(1180px,92%);margin:60px auto}.mrep-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.mrep-card{background:#fff;border:1px solid var(--mrep-line);padding:24px;text-decoration:none;color:inherit;border-radius:12px;display:grid;gap:14px}.mrep-kicker{font-size:12px;font-weight:700;letter-spacing:.12em}.mrep-placeholder{height:520px;background:#fff;border:1px solid var(--mrep-line);border-radius:14px;display:grid;place-items:center;margin-top:28px;font-size:22px}@media(max-width:800px){.mrep-grid{grid-template-columns:1fr 1fr}.mrep-placeholder{height:60vh}}@media(max-width:520px){.mrep-grid{grid-template-columns:1fr}.mrep-demo-bar{gap:8px}.mrep-demo-bar strong{display:none}}