/* Publication additions use RequirementSpec's existing type, colors and buttons. */
.rs-availability{display:inline-block;margin:0 0 24px;padding:10px 20px;background:#0a213a;color:#fff;font-size:19px;font-weight:700;line-height:1.4;border-radius:4px}
.rs-book-feature{display:flex;align-items:center;justify-content:center;gap:32px;max-width:820px;margin:30px auto 20px;text-align:left}
.rs-feature-cover{width:190px;height:auto;max-width:100%;flex-shrink:0;box-shadow:0 6px 18px rgba(10,33,58,.18)}
.rs-feature-details{min-width:0;max-width:550px}
.rs-book-feature h2{color:#0a213a;font-size:29px;line-height:1.25;margin:0 0 16px}
.rs-book-author{color:#0a213a;font-size:18px;margin-bottom:12px}
.rs-kindle-price{color:#0a213a;font-size:21px;line-height:1.4;font-weight:700;margin-bottom:8px}
.rs-book-date{font-size:14px;margin-bottom:20px}
.rs-purchase{padding:26px;margin:30px 0;background:#f0f5fa;border-left:4px solid #4a90e2}
.rs-purchase h2{color:#0a213a;font-size:26px;line-height:1.3}
a.button.rs-amazon-button{background:#0a213a;color:#fff;max-width:100%;box-sizing:border-box;margin-left:0}
a.button.rs-amazon-button:hover{background:#154673;color:#fff}
a.button.rs-amazon-button .button_label{color:inherit;white-space:normal;line-height:1.5;float:none;display:block}
a.button.rs-amazon-button:focus-visible{outline:3px solid #4a90e2;outline-offset:4px}
.rs-book-cover{max-width:100%;object-fit:contain}
.af-form input.text{max-width:100%;box-sizing:border-box}
@media(max-width:767px){
 .rs-book-feature{flex-direction:column;gap:24px;text-align:center}
 .rs-book-feature h2{font-size:25px}
 .rs-feature-cover{width:170px}
 .rs-availability{font-size:17px;padding:10px 14px}
 .rs-purchase{padding:22px 18px}
 .rs-purchase h2{font-size:24px}
 .rs-book-cover{display:block;margin:0 auto 24px}
 a.button.rs-amazon-button{width:100%}
 a.button.rs-amazon-button .button_label{padding:12px 16px}
}