.lb-section{--lb-ink:#193a4a;--lb-teal:#338d9e;--lb-pink:#b86872;box-sizing:border-box;background:#fffaf4;color:var(--lb-ink);border:1px solid #ead9ca;border-radius:24px;padding:clamp(22px,4vw,50px);margin:24px 0 60px;scroll-margin-top:90px;overflow:hidden}.lb-section *{box-sizing:border-box}.lb-section h2,.lb-section h3,.lb-section h4{font-family:inherit;color:var(--lb-ink);letter-spacing:0;line-height:1.45}.lb-section p{font-family:inherit;color:var(--lb-ink);line-height:1.85}.lb-connection{display:flex;align-items:center;gap:14px;margin:-8px 0 26px;color:var(--lb-teal)}.lb-connection>span{display:grid;place-items:center;border-radius:50%;background:#e4f3ee;color:var(--lb-teal);width:34px;height:34px;font-size:23px}.lb-connection p{margin:0;font-weight:750;font-size:15px}.lb-heading{text-align:center;margin-bottom:34px}.lb-heading .lb-eyebrow{font-size:12px;font-weight:800;letter-spacing:.12em;color:var(--lb-teal);margin:0 0 13px}.lb-heading h2{font-size:clamp(28px,3.5vw,43px);font-weight:800;margin:0 0 20px}.lb-heading>p:last-child{font-size:16px;max-width:820px;margin:0 auto;color:#4f6875}.lb-feature{display:grid;grid-template-columns:1fr 1.12fr;align-items:center;gap:clamp(25px,4vw,54px)}.lb-bookmark{display:inline-block;font-size:11px;font-weight:850;letter-spacing:.08em;color:var(--lb-pink);background:#fbeae7;border-radius:100px;padding:6px 13px}.lb-feature h3{font-size:clamp(23px,2.3vw,31px);font-weight:800;margin:15px 0 16px}.lb-feature-copy>p{font-size:15px;margin:0 0 20px}.lb-domains{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}.lb-domains>span{font-size:12px;font-weight:750;line-height:1.7;padding:8px 10px;border-radius:8px;background:#eaf6f4;color:#376878}.lb-domains>span:nth-child(2){background:#f1ebf9;color:#70518d}.lb-domains>span:nth-child(3){background:#fdecee;color:#945364}.lb-domains>span:nth-child(4){background:#eaf2fc;color:#426c94}.lb-feature-copy .lb-format{font-size:12px;font-weight:800;color:var(--lb-teal);margin:16px 0 0}.lb-feature-copy .lb-same-questions{font-size:11px;color:#6c7d83;margin:9px 0 0}.lb-spread{display:grid;gap:17px;max-width:650px}.lb-sample-open{font:inherit;border:1px solid #c6dfde;border-radius:12px;padding:0;overflow:hidden;cursor:pointer;background:#fff;color:var(--lb-ink);box-shadow:0 8px 25px #183b4a12;transition:transform .2s,box-shadow .2s;min-width:0}.lb-sample-open:hover{transform:translateY(-3px);box-shadow:0 12px 28px #183b4a22}.lb-sample-open img{display:block;width:100%!important;height:auto!important;border:0;margin:0!important;object-fit:contain!important;aspect-ratio:16/9;border-radius:0!important}.lb-sample-open span{display:flex;justify-content:space-between;padding:10px 14px;font-size:12px;font-weight:800;color:var(--lb-teal)}.lb-flow{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;list-style:none;padding:0;margin:35px 0 40px}.lb-flow li{background:#fff;border:1px solid #e8ded2;border-radius:10px;display:flex;gap:12px;align-items:center;padding:14px 16px;color:var(--lb-ink);font-size:13px;font-weight:750}.lb-flow b{flex:0 0 auto;width:27px;height:27px;display:grid;place-items:center;background:#e5f2ee;color:var(--lb-teal);border-radius:50%;font-size:12px}.lb-series-heading{display:flex;align-items:baseline;justify-content:space-between;gap:24px;margin-bottom:20px}.lb-series-heading h3{font-size:24px;font-weight:800;margin:0}.lb-series-heading p{font-size:12px;color:#73818a;margin:0}.lb-books{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:13px}.lb-book{min-width:0;background:white;border:1px solid #e4daca;border-radius:12px;overflow:hidden;box-shadow:0 5px 15px #21415107}.lb-book img{width:100%!important;height:auto!important;margin:0!important;aspect-ratio:16/9;object-fit:contain!important;border-radius:0!important;display:block}.lb-book-copy{padding:14px 13px}.lb-book .lb-chapter{font-size:10px;letter-spacing:.07em;color:var(--lb-teal);font-weight:850;margin:0 0 6px}.lb-book h4{font-size:16px;font-weight:850;margin:0 0 8px}.lb-book-copy>p:not(.lb-chapter):not(.lb-coming){font-size:12px;line-height:1.6;margin:0;min-height:40px;color:#4f6673}.lb-book small{display:block;font-size:10px;line-height:1.7;color:#667c87;margin:10px 0 0}.lb-book .lb-coming{display:flex;align-items:center;gap:5px;justify-content:center;font-size:11px;font-weight:750;line-height:1.6;background:#f2eee7;border:1px solid #e5ded1;color:#776957;border-radius:6px;padding:7px 5px;margin:12px 0 0}.lb-coming>span{font-size:7px;color:#b2976d}.lb-buy{display:block;text-decoration:none;text-align:center;font-size:11px;font-weight:800;line-height:1.6;background:#f8d375;color:#173a4a;padding:9px 8px;border-radius:6px;margin-top:12px}.lb-price-note{display:grid;grid-template-columns:220px 1fr;gap:25px;align-items:center;background:#fff;border:1px solid #e7d7b8;border-radius:12px;padding:22px 25px;margin:30px 0 0}.lb-price-note>div p{margin:8px 0 0;font-size:13px;font-weight:700}.lb-price-note dl{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;margin:0}.lb-price-note dl>div{border-left:1px solid #e3e5df;padding-left:16px;min-width:0}.lb-price-note dt{font-size:10px;line-height:1.6;color:#677b83}.lb-price-note dd{font-size:23px;font-weight:850;line-height:1.5;margin:6px 0 0;color:var(--lb-ink)}.lb-section .lb-sale-status{font-size:12px;color:#776957;text-align:center;margin:16px 0 0;line-height:1.75}.lb-section .lb-copyright{text-align:center;font-size:10px;color:#84959b;margin:25px 0 -15px}.lb-preview-dialog{padding:20px;border:1px solid #bed6d8;border-radius:14px;width:min(1500px,96vw);max-width:96vw;max-height:95dvh;color:#193a4a;background:#fffaf4;box-sizing:border-box;overflow:auto}.lb-preview-dialog::backdrop{background:#092134ba}.lb-preview-dialog form{display:flex;justify-content:flex-end;position:sticky;top:0}.lb-preview-dialog button{font:700 14px/1.5 inherit;background:white;color:#193a4a;border:1px solid #b6d3d2;border-radius:8px;padding:8px 15px;cursor:pointer;box-shadow:0 3px 10px #193a4a20}.lb-preview-dialog>p{font:700 13px/1.6 inherit;margin:0 0 12px}.lb-preview-dialog>img{width:100%;height:auto;display:block;border-radius:7px}.lb-preview-dialog .lb-preview-caption{font-weight:400;margin:12px 0 0}.lb-section a:focus-visible,.lb-section button:focus-visible,.lb-preview-dialog button:focus-visible{outline:3px solid #d7a62e;outline-offset:4px}
.lb-preview-dialog button{font-family:inherit;font-size:14px;font-weight:700;line-height:1.5}.lb-preview-dialog>p{font-family:inherit;font-size:13px;font-weight:700;line-height:1.6}
@media(max-width:1100px){.lb-books{grid-template-columns:repeat(3,minmax(0,1fr))}.lb-price-note{grid-template-columns:1fr;gap:15px}.lb-price-note dl>div:first-child{border-left:0;padding-left:0}.lb-feature{gap:26px}.lb-series-heading{display:block}.lb-series-heading p{margin-top:7px}}
@media(max-width:760px){.lb-section{padding:25px 20px;margin-bottom:40px;border-radius:16px}.lb-heading{text-align:left}.lb-heading h2{font-size:29px}.lb-heading>p:last-child{font-size:14px}.lb-feature{grid-template-columns:1fr}.lb-feature h3{font-size:25px}.lb-feature-copy>p{font-size:14px}.lb-feature h3 br{display:none}.lb-spread{max-width:none;gap:14px}.lb-flow{grid-template-columns:1fr;gap:8px;margin:25px 0 30px}.lb-flow li{padding:11px 13px}.lb-books{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.lb-series-heading h3{font-size:22px}.lb-price-note{padding:20px}.lb-price-note dl{grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}.lb-price-note dl>div:nth-child(3){border-left:0;padding-left:0}.lb-price-note dd{font-size:23px}.lb-connection p{font-size:12px}.lb-section .lb-copyright{margin-bottom:-7px}.lb-preview-dialog{padding:14px}}
@media(max-width:390px){.lb-books{grid-template-columns:1fr}.lb-book{display:grid;grid-template-columns:42% 1fr}.lb-cover{background:#f5eee4;display:grid;align-items:center}.lb-book-copy{padding:13px}.lb-book-copy>p:not(.lb-chapter):not(.lb-coming){min-height:0}.lb-book h4{font-size:16px}.lb-book .lb-coming{font-size:10px}.lb-heading h2{font-size:25px}}
@media(prefers-reduced-motion:reduce){.lb-sample-open{transition:none}.lb-sample-open:hover{transform:none}}

/* WIL-IDEA: user request HP6: books 6–10 stay within a compact fold. */
.lb-more{margin:28px 0 0;border:1px solid #b7d7d8;border-radius:18px;background:#f5faf7;overflow:hidden}.lb-more>summary{display:flex;align-items:center;gap:16px;padding:20px 24px;color:#193e4b;cursor:pointer;font-weight:800;list-style:none}.lb-more>summary::-webkit-details-marker{display:none}.lb-more>summary small{font-weight:500;font-size:.86rem;margin-left:auto}.lb-more>summary b{font-size:1.5rem;transition:transform .2s}.lb-more[open]>summary b{transform:rotate(180deg)}.lb-more-body{padding:0 24px 24px}.lb-more-body>p{color:#456a71;font-size:.93rem;line-height:1.8;margin:0 0 20px}.lb-bundle-buy{display:flex;align-items:center;justify-content:space-between;gap:20px;max-width:600px;margin:24px auto 10px;padding:18px 24px;border-radius:14px;background:#ffd268;color:#183e4c;text-decoration:none;font-weight:800;font-size:1.13rem}.lb-bundle-buy:hover{background:#f8c64f}.lb-set-details{text-align:center;font-size:.88rem;color:#50717a;line-height:1.7}.lb-language-plan{margin:16px 0;color:#50717a;font-size:.9rem;line-height:1.8}.lb-language-plan>summary{cursor:pointer;font-weight:700}.lb-language-plan>p{margin:8px 0}.lb-price-note dl{grid-template-columns:repeat(2,minmax(0,1fr))}
@media(max-width:600px){.lb-more>summary{flex-wrap:wrap;padding:16px;gap:4px 12px}.lb-more>summary small{margin-left:0;width:calc(100% - 30px);order:3}.lb-more>summary b{margin-left:auto}.lb-more-body{padding:0 16px 16px}.lb-bundle-buy{font-size:1rem;padding:16px}.lb-price-note dl{grid-template-columns:1fr}}