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/* Version 3: expandable long descriptions and FAQ. */
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@media(max-width:1080px){.header-inner{gap:20px}.nav{gap:15px}.engineering{display:none}}
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@media(max-width:580px){.course:has(.course-expansion[open]){display:block}.course:has(.course-expansion[open]) .cover-link{display:block;max-width:220px;margin:22px auto 0}.course:has(.course-expansion[open]) .course-body{padding:22px}.course:has(.course-expansion[open]) .course-body>h3{font-size:23px}.long-copy h2{font-size:23px}.long-copy h3{font-size:20px}.executive-grid>.course-expansion,.full-description .course-expansion{padding:0 17px}.faq-item summary{padding:18px 48px 18px 18px;font-size:16px}.faq-item summary::after{right:17px}.faq-answer{padding:20px 18px 6px}.faq-heading{align-items:flex-start;flex-direction:column;gap:10px}.faq-heading h2{font-size:26px}.faq-hero h1{letter-spacing:-1px}.faq-hero h1 br{display:none}.nav{flex-wrap:wrap;justify-content:center;gap:10px 15px}.nav a{font-size:13px}.header-inner{gap:15px}.faq-categories{gap:8px}.faq-categories a{font-size:13px}.faq-group{scroll-margin-top:180px}}
/* FAQ, language selection and the separate film glossary. */
.offer-info{border-left:3px solid var(--accent);padding:5px 0 5px 22px;margin:0 0 28px;max-width:900px}.offer-info p{margin:0 0 10px;font-size:16px}.offer-info p:last-child{margin:15px 0 0}.nda-form-note{border-block:1px solid var(--line);padding:15px 0}.form-note a{color:var(--ink);text-decoration:underline}.glossary-sources{border-top:1px solid var(--line);padding:32px 0 55px}.glossary-sources h2{font-size:23px}.glossary-sources ul{padding-left:22px}.glossary-sources li{margin:8px 0;font-size:14px}.glossary-sources a{text-decoration:underline}.glossary-group .faq-item summary{font-weight:650}.hero h1{font-size:clamp(34px,4.1vw,57px)}.hero-note a{color:inherit;text-decoration:underline}
@media(max-width:1200px){.engineering{display:none}.header-inner{gap:20px}.nav{gap:15px}}
@media(max-width:900px){.header-inner{flex-wrap:wrap;justify-content:center;padding-block:14px}.nav{justify-content:center;flex-wrap:wrap}.header{position:relative}.faq-group,.faq-item{scroll-margin-top:24px}}
@media(max-width:580px){.nav{gap:10px 15px}.nav a{font-size:14px}.hero h1{font-size:36px}.offer-info{padding-left:16px}.form-row .field{min-width:0}}
.sales-contact{display:grid;grid-template-columns:160px minmax(0,1fr);gap:30px;background:#fff;border:1px solid var(--line);border-left:4px solid var(--accent);border-radius:var(--radius);padding:30px;margin:0 0 32px;align-items:start}.sales-contact>img{width:160px;height:160px;object-fit:cover;border-radius:6px}.sales-contact h3{font-size:28px;margin:7px 0 10px}.sales-contact .eyebrow{font-size:14px;letter-spacing:.07em;margin:0}.sales-contact .form-note{max-width:850px;margin-top:18px;margin-bottom:0}.advisory-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:32px;margin:30px 0}.advisory-grid h3{font-size:22px}.advisory> .wrap>p{max-width:920px}.books.bhp-editions{grid-template-columns:repeat(3,minmax(0,1fr))}.bhp-editions .book{padding:24px}.bhp-editions h3{font-size:22px}.book-links{display:flex;flex-direction:column;gap:12px}.glossary-intro{max-width:86ch}.term-english{font-size:15px!important;color:var(--muted)!important}.course .cover-link img{aspect-ratio:16/9;object-fit:contain;width:100%;height:auto}.detail-hero>img{aspect-ratio:auto;object-fit:contain}.topline{font-size:14px}#contact-dialog{width:min(660px,calc(100% - 32px));max-height:85vh;overflow:auto;padding:30px;border:1px solid var(--line);border-radius:10px;color:var(--text);background:#fff}#contact-dialog::backdrop{background:rgba(20,35,29,.65)}.dialog-top{display:flex;align-items:flex-start;gap:25px;justify-content:space-between}.dialog-top h2{font-size:25px;margin:0 0 22px}.dialog-top button{white-space:nowrap}.dialog-alternative{display:flex;gap:25px;flex-wrap:wrap;border-top:1px solid var(--line);padding-top:22px;margin-top:25px;font-size:15px}[data-gate-verified]{overflow-wrap:anywhere}[data-gate-status]{padding:15px;background:var(--soft);font-size:15px}.advisory .btn{margin-top:10px}
@media(max-width:900px){.books.bhp-editions{grid-template-columns:repeat(2,minmax(0,1fr))}.advisory-grid{grid-template-columns:1fr;gap:10px}}
@media(max-width:580px){.sales-contact{grid-template-columns:1fr;padding:22px;gap:22px}.sales-contact>img{width:125px;height:125px}.books.bhp-editions{grid-template-columns:1fr}.sales-contact .actions{gap:10px}.sales-contact .btn{font-size:14px;padding:10px 14px}#contact-dialog{padding:22px}.dialog-top{gap:15px}.dialog-top h2{font-size:22px}}

.book-with-cover>img.book-cover{width:100%;height:345px;object-fit:contain;display:block}.bhp-editions .book-links{margin-top:auto}
/* Approved headline and protected submission. */
.hero h1{font-size:clamp(34px,3.6vw,50px);line-height:1.13;letter-spacing:-1.2px}.hero-practitioners{display:block;font-size:.56em;letter-spacing:-.3px;margin-bottom:20px;font-weight:600}.hero-offer{font-size:15px;color:var(--muted);line-height:1.6}.contact-trap{position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%)}[data-captcha]{max-width:100%;min-height:0}[data-send-confirm]{margin-top:20px;width:100%}.form-success{border:1px solid #6b9175;padding:15px;background:#eff6f0;color:#264d30}#gate-intro:empty{display:none}
@media(max-width:580px){.hero h1{font-size:35px}.hero-practitioners{font-size:23px;margin-bottom:16px}#contact-dialog{padding:16px}}
.book-title-translation{display:block;font-size:16px;font-weight:400;line-height:1.5;color:var(--muted);margin-top:10px}.book-edition{line-height:1.5}.book-description{font-size:16px;line-height:1.65}.book-details{border-block:1px solid var(--line);padding:14px 0;margin:8px 0 20px;font-size:15px;line-height:1.65}.book-details summary{font-weight:600;color:var(--ink);cursor:pointer}.book-details ul{padding-left:22px}.book-details li{margin:9px 0}.availability{font-size:16px;font-weight:650}.book-mockup{width:100%;aspect-ratio:1;object-fit:contain;border-radius:6px}.language-bar{border-bottom:1px solid var(--line);background:var(--paper);padding:10px 0;font-size:14px}.language-bar .wrap{display:flex;justify-content:flex-end;align-items:center;gap:15px;flex-wrap:wrap}.language-bar a{text-decoration:none;padding:3px}.language-bar a[aria-current=page]{font-weight:700;border-bottom:2px solid var(--ink)}
/* Uniform square course artwork, edge to edge inside every catalog card. */
.course .cover-link{display:block;padding:0;margin:0;width:100%;aspect-ratio:1;overflow:hidden;background:#f2f2ee;border-radius:8px 8px 0 0}.course .cover-link img{display:block;width:100%;height:100%;aspect-ratio:1;object-fit:contain;margin:0}.course:has(.course-expansion[open]) .cover-link{padding:0;margin:0;width:100%;max-width:none}.detail-hero>img{aspect-ratio:1;object-fit:contain;width:100%;height:auto}.hero-feature>a{display:block;aspect-ratio:1}.hero-feature>a>img{width:100%;height:100%;object-fit:contain}
@media(max-width:580px){.course:has(.course-expansion[open]) .cover-link{width:100%;max-width:none;margin:0}}
.book-with-cover>img.book-cover.book-mockup{width:100%;height:auto;aspect-ratio:1;object-fit:contain;margin-bottom:22px}.language-bar a{white-space:nowrap}.course-body,.book{min-width:0}.book h3{overflow-wrap:anywhere}
/* One original RB symbol and flag, with identical live-text lockups. */
.brands{gap:20px;flex-wrap:wrap;justify-content:center}.brand-unit{display:grid;grid-template-columns:64px max-content;grid-template-rows:auto auto;column-gap:10px;align-items:center;min-width:0;text-align:left;text-decoration:none;color:var(--ink);line-height:1.2}.brand-mark{display:block;grid-column:1;grid-row:1 / 3;width:64px;aspect-ratio:300/232;overflow:hidden;margin:0}.brand-mark img{display:block;width:234%;max-width:none;height:100%;object-fit:fill}.brand-unit strong{grid-column:2;grid-row:1;align-self:end;font-size:16px;letter-spacing:.045em}.brand-kind{grid-column:2;grid-row:2;align-self:start;font-size:12px;letter-spacing:.085em;font-weight:600;margin-top:3px}.brand-unit+.brand-unit{border-left:1px solid var(--line);padding-left:20px}.header-inner{gap:22px}.sales-contact h3{overflow-wrap:anywhere}
@media(max-width:580px){.brands{gap:12px}.brand-unit{grid-template-columns:44px max-content;column-gap:7px}.brand-unit+.brand-unit{border-left:0;padding-left:0}.brand-mark{width:44px}.brand-unit strong{font-size:14px}.brand-kind{font-size:12px;letter-spacing:.025em}}

/* Undated event invitation and phone contact, v11 */

.meet-section{background:var(--ink);color:#fff}.meet-section h2{color:#fff;font-size:clamp(28px,3.4vw,43px);letter-spacing:.025em;margin:0 0 28px}.meet-events{list-style:none;padding:0;margin:0 0 28px;display:grid;gap:12px}.meet-events li{font-size:clamp(19px,2.2vw,25px);font-weight:650;line-height:1.45}.meet-description,.meet-invite{max-width:900px;line-height:1.7}.meet-description{color:#e2e8e4}.meet-invite{margin-top:24px}.meet-actions{margin-top:24px}.meet-actions .btn{background:#fff;color:var(--ink);border-color:#fff}.meet-actions .btn.alt{background:transparent;color:#fff;border-color:#ffffff80}.meet-actions .btn:hover{background:#edf2ef;color:var(--ink)}.qr-links{display:flex;flex-wrap:wrap;gap:36px 64px;margin-top:44px}.qr-links figure{margin:0;width:280px;max-width:100%;text-align:center}.qr-frame{display:block;background:#fff;padding:14px;border-radius:4px}.qr-window{display:block;position:relative;aspect-ratio:1;overflow:hidden}.qr-window img{position:absolute;max-width:none;height:auto;display:block}.qr-company img{width:282.352941%;left:-34.117647%;top:-92.941176%}.qr-vcard img{width:111.340206%;left:-5.670103%;top:-3.814433%}.qr-links figcaption{margin-top:16px;line-height:1.5;font-size:16px}.qr-links figcaption span,.qr-links figcaption a{display:block}.qr-links figcaption a{color:#fff;text-decoration:underline;text-underline-offset:4px}.qr-links figcaption span{color:#e2e8e4}.film-slogan{font-size:20px;font-weight:600;color:var(--ink)}
@media(max-width:650px){.qr-links{justify-content:center;gap:32px}.meet-events{gap:18px}.meet-actions{gap:10px}.meet-actions .btn{padding-inline:18px}}