/* Shared progressive fields remain expanded on desktop. */
.bgn-form__optional-fields { grid-column: 1 / -1; }
.bgn-form__optional-fields > summary { display: none; }
.bgn-form__optional-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px; }

/* Footer navigation is rendered as details so mobile can collapse it. */
.bgn-footer-nav__summary { list-style: none; cursor: default; }
.bgn-footer-nav__summary::-webkit-details-marker { display: none; }
.bgn-footer-nav__toggle { display: none; }
.bgn-footer-cta__description > :first-child,
.bgn-footer-brand__summary > :first-child { margin-top: 0; }
.bgn-footer-cta__description > :last-child,
.bgn-footer-brand__summary > :last-child { margin-bottom: 0; }

@media (max-width: 767px) {
	.bgn-section { scroll-margin-top: 68px; }

	/* Hero: keep the offer, one CTA and compact real-product visual above the fold. */
	.bgn-hero { padding: 30px 0 34px; }
	.bgn-hero .bgn-hero__grid { gap: 18px; }
	.bgn-hero .bgn-hero__heading { margin-top: 10px; font-size: clamp(2rem, 9.5vw, 2.45rem); }
	.bgn-hero .bgn-hero__description { margin-top: 13px; line-height: 1.55; }
	.bgn-hero .bgn-hero__actions { margin-top: 17px; }
	.bgn-hero .bgn-hero__proof { margin-top: 14px; padding-top: 10px; }
	.bgn-hero .bgn-hero__visual,
	.bgn-hero .bgn-hero__visual--collage { width: min(92%, 390px); }
	.bgn-hero .bgn-hero__visual--collage .bgn-hero__product,
	.bgn-hero .bgn-hero__product { aspect-ratio: 1.22 / 1; overflow: hidden; }
	.bgn-hero .bgn-hero__picture,
	.bgn-hero .bgn-hero__image--collage { width: 100%; height: 100%; object-fit: cover; object-position: center 46%; }

	/* Services become a touch-friendly horizontal rail instead of three long rows. */
	.bgn-services { overflow: hidden; padding-block: 22px; }
	.bgn-services .bgn-services__grid { display: flex; grid-template-columns: none; gap: 12px; overflow-x: auto; padding: 0 16px 8px; scroll-padding-inline: 16px; scroll-snap-type: x mandatory; scrollbar-width: none; }
	.bgn-services .bgn-services__grid::-webkit-scrollbar { display: none; }
	.bgn-services .bgn-service-card { flex: 0 0 min(86vw, 330px); min-height: 245px; padding: 24px 19px; scroll-snap-align: start; }
	.bgn-services .bgn-service-card__body { grid-template-columns: 60px minmax(0, 1fr); gap: 14px; }
	.bgn-services .bgn-service-card__icon { width: 60px; height: 60px; border-width: 4px; }
	.bgn-services .bgn-service-card__icon .bgn-icon { width: 28px; height: 28px; }
	.bgn-services .bgn-service-card__description { display: -webkit-box; overflow: hidden; -webkit-box-orient: vertical; -webkit-line-clamp: 3; }

	/* Capability: compact swipe gallery plus a 2-column benefit grid. */
	.bgn-capability { padding-block: 54px; }
	.bgn-capability .bgn-capability__heading { margin-bottom: 25px; }
	.bgn-capability .bgn-capability__layout { gap: 24px; }
	.bgn-capability .bgn-capability-gallery__thumbs { grid-auto-columns: 58px; gap: 7px; }
	.bgn-capability .bgn-capability-gallery__thumb { width: 58px; height: 50px; }
	.bgn-capability .bgn-capability__highlight { margin-bottom: 20px; padding-left: 15px; font-size: .9rem; }
	.bgn-capability .bgn-capability__items { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
	.bgn-capability .bgn-capability-card { display: block; min-height: 100%; padding: 16px 13px; border: 1px solid rgba(4, 76, 132, .12); background: #fff; }
	.bgn-capability .bgn-capability-card__icon { width: 40px; height: 40px; margin-bottom: 12px; }
	.bgn-capability .bgn-capability-card__title { font-size: .95rem; line-height: 1.25; }
	.bgn-capability .bgn-capability-card__description { display: -webkit-box; overflow: hidden; margin-top: 8px; -webkit-box-orient: vertical; -webkit-line-clamp: 2; font-size: .78rem; line-height: 1.48; }
	.bgn-capability .bgn-capability-card__link { min-height: 34px; margin-top: 8px; font-size: .72rem; }

	/* Product cards: exactly two columns, image-led, concise content. */
	.bgn-brands { padding-block: 54px; }
	.bgn-brands .bgn-brands__heading { margin-bottom: 28px; }
	.bgn-brands .bgn-brands__grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; max-width: none; }
	.bgn-brands .bgn-brand-card__visual { height: auto; min-height: 0; aspect-ratio: 1 / 1; border-radius: 7px; }
	.bgn-brands .bgn-brand-card__image { height: 100%; padding: 12px; }
	.bgn-brands .bgn-brand-card__content { width: 100%; min-height: 0; margin: 0; padding: 12px 9px 10px; border-radius: 0; box-shadow: none; }
	.bgn-brands .bgn-brand-card__label,
	.bgn-brands .bgn-brand-card__description { display: none; }
	.bgn-brands .bgn-brand-card__title { font-size: .95rem; line-height: 1.25; }
	.bgn-brands .bgn-brand-card__action { margin-top: 7px; }
	.bgn-brands .bgn-brand-card__cta { min-height: 32px; font-size: .7rem; }
	.bgn-brands .bgn-brand-card__badge { top: 7px; right: 7px; padding: 5px 6px; font-size: .54rem; }
	.bgn-brands .bgn-brands__support { margin-top: 24px; padding: 18px 16px; }

	/* Projects: two square thumbnails per row; details remain in the lightbox. */
	.bgn-gallery { padding-block: 54px; }
	.bgn-gallery .bgn-gallery__heading { margin-bottom: 18px; }
	.bgn-gallery .bgn-gallery__filters { gap: 14px; margin-bottom: 9px; }
	.bgn-gallery .bgn-gallery__result { margin-bottom: 8px; }
	.bgn-gallery .bgn-gallery__grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 6px; }
	.bgn-gallery .bgn-gallery-card__caption { min-height: 42%; padding: 34px 9px 8px; }
	.bgn-gallery .bgn-gallery-card__title { font-size: .72rem; line-height: 1.25; }
	.bgn-gallery .bgn-gallery-card__meta { display: none; }
	.bgn-gallery .bgn-gallery-card__zoom { top: 7px; right: 7px; width: 32px; height: 32px; }
	.bgn-gallery .bgn-gallery-card__zoom-icon { width: 14px; height: 14px; }
	.bgn-gallery .bgn-gallery-card__sample { top: 7px; left: 7px; padding: 5px; font-size: .5rem; }
	.bgn-gallery .bgn-gallery__action { margin-top: 22px; }

	/* Process is a horizontal step journey; one complete card stays in focus. */
	.bgn-process { padding-block: 54px; }
	.bgn-process .bgn-section-heading { margin-bottom: 28px; }
	.bgn-process .bgn-process__line { display: none; }
	.bgn-process .bgn-process__steps { display: flex; grid-template-columns: none; gap: 12px; overflow-x: auto; margin-inline: -16px; padding: 4px 16px 12px; scroll-padding-inline: 16px; scroll-snap-type: x mandatory; scrollbar-width: none; }
	.bgn-process .bgn-process__steps::-webkit-scrollbar { display: none; }
	.bgn-process .bgn-process__step { flex: 0 0 min(82vw, 310px); scroll-snap-align: start; }
	.bgn-process .bgn-process-card { height: 100%; min-height: 220px; align-items: center; flex-direction: column; gap: 0; text-align: center; }
	.bgn-process .bgn-process-card__marker { width: 76px; height: 76px; margin: 0 auto -18px; flex-basis: 76px; }
	.bgn-process .bgn-process-card__content { width: 100%; min-height: 170px; padding: 38px 18px 20px; }
	.bgn-process .bgn-process-card__content::before { display: none; }
	.bgn-process .bgn-process__footer { margin-top: 20px; padding: 18px 16px; gap: 14px; }

	/* Quote: remove the decorative image gap and progressively reveal optional inputs. */
	.bgn-quote { padding-block: 54px; }
	.bgn-quote .bgn-quote__grid { gap: 22px; }
	.bgn-quote .bgn-quote__visual { display: none; }
	.bgn-quote .bgn-quote__intro { min-height: 0; }
	.bgn-quote .bgn-quote__form-card { padding: 20px 15px; }
	.bgn-form__optional-fields { border: 1px solid rgba(4, 76, 132, .16); border-radius: 6px; background: #f6f9fb; }
	.bgn-form__optional-fields > summary { display: flex; min-height: 52px; padding: 13px 14px; align-items: center; justify-content: space-between; gap: 12px; color: var(--bgn-blue); font-size: .84rem; font-weight: 800; line-height: 1.35; cursor: pointer; }
	.bgn-form__optional-fields > summary::marker { content: ""; }
	.bgn-form__optional-icon { width: 18px; height: 18px; flex: 0 0 18px; transition: transform .2s ease; }
	.bgn-form__optional-fields[open] .bgn-form__optional-icon { transform: rotate(45deg); }
	.bgn-form__optional-grid { grid-template-columns: minmax(0, 1fr); padding: 0 14px 15px; gap: 14px; }

	/* FAQ keeps objection handling but removes duplicated contact blocks. */
	.bgn-faq { padding-block: 54px; }
	.bgn-faq .bgn-faq__grid { display: block; }
	.bgn-faq .bgn-faq__aside { display: none; }
	.bgn-faq .bgn-section-heading { margin-bottom: 20px; }
	.bgn-faq .bgn-faq__button { min-height: 58px; padding: 12px 0; }
	.bgn-faq .bgn-faq__answer-inner { padding-bottom: 15px; }

	/* Compact mobile footer with expandable link groups. */
	.bgn-footer-cta { padding-block: 44px; }
	.bgn-footer-cta h2 { font-size: clamp(1.9rem, 9vw, 2.45rem); }
	.bgn-footer-cta__proofs li:nth-child(n + 3) { display: none; }
	.bgn-footer-main { padding-block: 38px 86px; }
	.bgn-footer-main__grid { display: block; }
	.bgn-footer-brand { margin-bottom: 24px; }
	.bgn-footer-brand__summary { display: -webkit-box; overflow: hidden; -webkit-box-orient: vertical; -webkit-line-clamp: 2; }
	.bgn-footer-contact { gap: 7px; margin-top: 18px; }
	.bgn-footer-contact__item { min-height: 38px; }
	.bgn-footer-nav { margin: 0; border-top: 1px solid rgba(255,255,255,.13); }
	.bgn-footer-nav:last-child { border-bottom: 1px solid rgba(255,255,255,.13); }
	.bgn-footer-nav__summary { display: grid; min-height: 58px; grid-template-columns: 30px minmax(0, 1fr) 26px; align-items: center; gap: 8px; cursor: pointer; }
	.bgn-footer-nav__index { display: block; margin: 0; padding-left: 0; font-size: .67rem; }
	.bgn-footer-nav__index::before { display: none; }
	.bgn-footer-nav__title { margin: 0; font-size: .9rem; }
	.bgn-footer-nav__toggle { display: block; color: var(--bgn-yellow); font-size: 1.35rem; text-align: center; transition: transform .2s ease; }
	.bgn-footer-nav[open] .bgn-footer-nav__toggle { transform: rotate(45deg); }
	.bgn-footer-nav__list { padding: 0 0 18px 38px; gap: 8px; }
	.bgn-footer-bottom__inner { min-height: 0; gap: 12px; }

	/* Four conversion actions are enough; product remains available in the menu. */
	.bgn-mobile-actions { grid-template-columns: repeat(4, minmax(0, 1fr)); }
	.bgn-mobile-actions__item--product { display: none; }
}

@media (max-width: 380px) {
	.bgn-capability .bgn-capability-card { padding-inline: 11px; }
	.bgn-capability .bgn-capability-card__description { -webkit-line-clamp: 1; }
	.bgn-brands .bgn-brand-card__title { font-size: .88rem; }
	.bgn-mobile-actions__item strong { font-size: .6rem; }
}

@media (prefers-reduced-motion: reduce) {
	.bgn-form__optional-icon,
	.bgn-footer-nav__toggle { transition: none; }
}