:root{--background:#f8fafc;--foreground:#111827;--muted:#64748b;--line:#dbe3ea;--surface:#ffffff}*{box-sizing:border-box}body{margin:0;background:var(--background);color:var(--foreground);font-family:Arial,Helvetica,sans-serif}.books-shell{max-width:1120px;margin:0 auto;padding:48px 24px}.intro{max-width:760px}.eyebrow{margin:0 0 10px;color:var(--muted);font-size:12px;font-weight:700;letter-spacing:.08em;text-transform:uppercase}h1{margin:0;font-size:clamp(36px,6vw,56px);line-height:1}.intro p:last-child{color:var(--muted);font-size:18px;line-height:1.6}.company-grid,.grid{display:grid;gap:12px;grid-template-columns:repeat(auto-fit,minmax(180px,1fr))}.grid{margin-top:32px}.company-grid span,article{background:var(--surface);border:1px solid var(--line);border-radius:8px;padding:18px}.companies h2,article h2{margin:0;font-size:18px}article p{margin:8px 0 0;color:var(--muted);font-size:13px}.companies{margin-top:40px}.company-grid{margin-top:16px}