#bnb-books{box-sizing:border-box;width:min(1040px,calc(100% - 24px));max-width:1040px;max-height:calc(100dvh - 24px);margin:auto;padding:clamp(22px,5vw,64px);border:1px solid #6e6044;background:#111a15;color:#e7e5dc;overflow:auto;overscroll-behavior:contain}
#bnb-books::backdrop{background:rgba(4,9,6,.88)}
#bnb-books [hidden]{display:none!important}
#bnb-books button,#bnb-books a{font:inherit}
#bnb-books button{cursor:pointer}
#bnb-books :focus-visible{outline:2px solid #e8c68b;outline-offset:5px}
#bnb-books h2{font-family:var(--serif,Georgia,serif);font-weight:400;font-size:clamp(2rem,5vw,3.5rem);line-height:1.12;margin:20px 0}
#bnb-books h3{font-size:1.3rem;font-weight:400;margin-top:30px}
.books-close{display:block;margin:0 0 24px auto;min-height:44px;padding:8px 14px;background:transparent;border:1px solid #796749;color:#e7e5dc}
.books-intro{font-size:1.2rem;line-height:1.5;margin-bottom:10px}
.books-note,.books-status,#bnb-books [data-books-notice]{font-size:1rem;line-height:1.6;color:#b8beb5}
.books-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:38px 24px;margin:30px 0}
.books-volume{min-width:0;border:0;background:transparent;color:#e7e5dc;padding:0;text-align:center}
.books-cover{display:block;position:relative;aspect-ratio:2/3;width:100%;max-width:240px;margin:auto}
.books-cover img{width:100%;height:100%;object-fit:contain;display:block}
.books-cover-label{position:absolute;inset:12% 16% 14%;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;color:#e5c893;text-shadow:0 1px 3px #07100b}
.books-brand{font-size:.875rem;line-height:1.35;letter-spacing:.08em}
.books-number{font-family:Georgia,serif;font-size:clamp(2.3rem,5vw,4rem);line-height:1}
.books-cover-title{font-family:Georgia,serif;font-size:clamp(1rem,2vw,1.4rem);line-height:1.25;overflow-wrap:anywhere}
.books-volume-name,.books-availability{display:block;margin-top:10px;line-height:1.4}
.books-volume-name{color:#d2ad70;font-size:1.1rem}
.books-availability{font-size:.875rem;color:#b8beb5;margin-top:4px}
.books-volume:hover .books-cover-label{color:#ffe5b5}
.books-back{display:block;background:none;border:0;border-bottom:1px solid #766546;color:#d2ad70;min-height:48px;padding:8px 0;margin:20px 0}
.books-toc{padding-left:2.4rem;line-height:1.65;font-size:1.05rem;margin:24px 0 32px}
.books-toc li{padding:7px 0 7px 8px;border-bottom:1px solid #d2ad701c}
.books-toc li::marker{color:#d2ad70;font-size:.9em}
.books-sample{display:block;margin:22px 0;color:#d2ad70;line-height:1.5}
#bnb-books [data-books-detail]{max-width:680px;margin:auto}
#bnb-books .button{white-space:normal;text-align:center}
@media(max-width:600px){#bnb-books{padding:18px;width:calc(100% - 16px)}.books-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:26px 10px}.books-cover-label{inset:10% 13%;gap:8px}.books-brand{font-size:.75rem;letter-spacing:.04em}.books-number{font-size:2rem}.books-cover-title{font-size:1rem}.books-intro{font-size:1.1rem}}
@media(max-width:340px){.books-grid{grid-template-columns:1fr}.books-cover{max-width:210px}}