*{box-sizing:border-box}body{margin:0;background:#fafbfd;color:#202b3b;font:17px/1.65 -apple-system,BlinkMacSystemFont,"Helvetica Neue",Arial,sans-serif}a{color:#365c89;text-underline-offset:5px}a:focus-visible{outline:3px solid #5884ba;outline-offset:5px}nav{max-width:1180px;margin:auto;padding:22px 28px;display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;border-bottom:1px solid #dce3ed}nav a{text-decoration:none;padding:8px 0}.brand{font-weight:650;color:#202b3b}main{max-width:1100px;margin:auto;padding:70px 28px}h1{font-size:clamp(40px,6vw,74px);line-height:1.06;letter-spacing:-.045em;font-weight:550;margin:18px 0}h2{font-size:32px;line-height:1.2;letter-spacing:-.03em;font-weight:550}h3{font-size:23px;line-height:1.25}p{max-width:720px}.eyebrow,.small{font-size:13px;color:#536882}.eyebrow{letter-spacing:.12em;text-transform:uppercase}.book-hero{display:grid;grid-template-columns:250px 1fr;gap:65px;align-items:start}.cover{width:100%;max-width:250px;box-shadow:0 15px 35px #20344d18}.cover-note{font-size:12px;margin-top:12px;color:#60718a}.lead{font-size:23px;color:#51647c}.badge{display:inline-block;background:#e7effa;color:#355983;padding:6px 13px;border-radius:20px;font-size:13px}.button{display:inline-flex;padding:13px 22px;background:#365e91;color:white;border-radius:28px;text-decoration:none;min-height:48px;align-items:center}.actions{display:flex;gap:20px;align-items:center;flex-wrap:wrap;margin:24px 0}.panel{padding:28px;background:#edf3fb;border-radius:18px;margin:36px 0}.formats{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.formats article{background:#fff;border:1px solid #dce3ed;border-radius:14px;padding:22px}.formats h3{margin:0 0 12px}.author{display:flex;gap:25px;align-items:center;border-top:1px solid #dce3ed;padding-top:32px;margin-top:48px}.author img{width:96px;height:136px;object-fit:cover;border-radius:8px}blockquote{font:26px/1.5 Georgia,serif;margin:24px 0}footer{max-width:1100px;margin:30px auto;padding:28px;border-top:1px solid #dce3ed;font-size:14px}.catalog-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:28px}.catalog-card{padding:25px;background:#f1f5fc;border:1px solid #dce5f0;border-radius:18px}.catalog-card img{height:240px;width:auto;max-width:100%;object-fit:contain;display:block;margin:0 auto 24px}.catalog-card h3{font-size:25px}.catalog-card p{font-size:16px}.catalog-card a{display:inline-block;min-height:44px;padding:10px 0}details{border-top:1px solid #dce3ed;padding:22px 0}summary{font-weight:600;cursor:pointer;min-height:44px}table{border-collapse:collapse;width:100%;font-size:15px}td,th{text-align:left;vertical-align:top;border-bottom:1px solid #dce3ed;padding:14px}.table-wrap{overflow-x:auto} @media(max-width:700px){main{padding:38px 20px}.book-hero{grid-template-columns:1fr;gap:28px}.book-hero figure{margin:0 auto;width:180px}.formats,.catalog-grid{grid-template-columns:1fr}.author{align-items:start}.lead{font-size:20px}nav{padding:14px 20px}.panel{padding:22px}h1{font-size:44px}}
.skip-link{position:fixed;top:-100px;left:16px;z-index:1000;padding:12px 18px;background:#fff;color:#20344d;border:2px solid #526fa2;border-radius:8px}.skip-link:focus{top:12px}.purchase-next{max-width:1100px;margin:48px auto;padding:32px 24px;border-top:1px solid #dce3ed}.purchase-next a{display:inline-block;padding:10px 0;min-height:44px}
