/* Страница товара: хлебные крошки, фото, описание, текст карточки (npkzna-*) */

/* ---------- Верх: фото и описание ---------- */
.product-top { padding-block: clamp(28px, 4vw, 56px) clamp(40px, 5vw, 72px); }
.product-top__grid { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr); gap: clamp(32px, 4vw, 80px); align-items: start; }

.product-gallery__main {
	position: relative; display: flex; align-items: center; justify-content: center; aspect-ratio: 4 / 3;
	padding: clamp(10px, 1.2vw, 16px); background: var(--zn-bg); overflow: hidden;
	cursor: zoom-in; isolation: isolate;
}
.product-gallery__main img { display: block; width: 100%; height: 100%; object-fit: contain; mix-blend-mode: multiply; }
.product-gallery__zoom {
	position: absolute; right: 24px; bottom: 24px; display: inline-flex; align-items: center; justify-content: center;
	width: 40px; height: 40px; background: var(--zn-white); border: 0; border-radius: 0; color: var(--zn-navy);
	box-shadow: none;
	transition: background .2s, color .2s;
}
.product-gallery__main:hover .product-gallery__zoom { background: var(--zn-navy); border-color: var(--zn-navy); color: var(--zn-white); }
.product-gallery__thumbs { display: flex; flex-wrap: wrap; gap: 8px; margin: 12px 0 0; padding: 0; list-style: none; }
.product-gallery__thumb {
	display: flex; align-items: center; justify-content: center; width: 76px; height: 76px; padding: 6px; cursor: pointer;
	background: var(--zn-bg); border: 1.5px solid transparent; isolation: isolate; transition: border-color .2s;
}
.product-gallery__thumb img { display: block; width: 100%; height: 100%; object-fit: contain; mix-blend-mode: multiply; }
.product-gallery__thumb:hover { border-color: var(--zn-line); }
.product-gallery__thumb.is-active { border-color: var(--zn-navy); box-shadow: none; }

/* Просмотр фото во весь экран */
.lightbox { width: var(--vw100); max-width: var(--vw100); height: var(--vh100); max-height: var(--vh100); margin: 0; padding: 64px 72px; border: 0; background: rgba(20, 26, 46, .96); }
.lightbox[open] { display: flex; align-items: center; justify-content: center; }
.lightbox::backdrop { background: transparent; }
.lightbox__img { max-width: 100%; max-height: 100%; object-fit: contain; background: var(--zn-white); }
.lightbox__count { position: absolute; top: 20px; left: 24px; margin: 0; font: 500 13px/1 var(--font-mono); color: #C9D0E6; }
.lightbox__btn {
	position: absolute; display: inline-flex; align-items: center; justify-content: center; width: 48px; height: 48px; padding: 0;
	border: 1.5px solid rgba(255, 255, 255, .35); background: transparent; color: var(--zn-white); cursor: pointer; transition: background .2s, border-color .2s;
}
.lightbox__btn:hover { background: var(--zn-accent); border-color: var(--zn-accent); }
.lightbox__btn[hidden] { display: none; }
.lightbox__btn--close { top: 12px; right: 12px; }
.lightbox__btn--prev { left: 12px; top: 50%; transform: translateY(-50%); }
.lightbox__btn--next { right: 12px; top: 50%; transform: translateY(-50%); }
@media (max-width: 699px) {
	.lightbox { padding: 64px 12px 72px; }
	.lightbox__btn--prev, .lightbox__btn--next { top: auto; bottom: 12px; transform: none; }
	.lightbox__btn--prev { left: calc(50% - 56px); }
	.lightbox__btn--next { right: calc(50% - 56px); }
}

.product-info__cat { display: inline-block; margin-bottom: 14px; font: 500 12px/1.3 var(--font-mono); letter-spacing: .08em; text-transform: uppercase; color: var(--zn-navy); text-decoration: none; }
.product-info__cat:hover { text-decoration: underline; text-underline-offset: 3px; }
.product-info__title { margin: 0 0 18px; font-size: clamp(26px, 2.8vw, 38px); line-height: 1.15; letter-spacing: -.02em; }
.product-info__lead { margin-bottom: 22px; font-size: 17px; line-height: 1.7; color: var(--zn-muted); }
.product-info__lead > :last-child { margin-bottom: 0; }
.product-info__price { display: flex; flex-direction: column; gap: 6px; margin-bottom: 24px; padding-block: 18px; border-block: 1px solid var(--zn-line); }
.product-info__price .price { font-size: clamp(26px, 2.4vw, 34px); font-weight: 800; line-height: 1.15; letter-spacing: -.01em; color: var(--zn-text); }
.product-info__price > span:last-child { max-width: 52ch; font-size: 14.5px; line-height: 1.5; color: var(--zn-muted); }
.product-info__buttons { display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr); gap: 12px; margin-bottom: 24px; }
.product-info__buttons .btn { min-height: 56px; gap: 10px; font-size: 16px; white-space: nowrap; }
.product-info__buttons .btn--accent { transition: background .2s, gap .2s; }
.product-info__buttons .btn--accent:hover { gap: 14px; }
.product-info__buttons .btn:not(.btn--accent) { font-family: var(--font-mono); font-weight: 500; letter-spacing: .02em; }
.product-info__points { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); margin: 0 0 22px; padding: 0; list-style: none; border-top: 1px solid var(--zn-line); }
.product-info__points li { display: grid; grid-template-columns: 22px minmax(0, 1fr); column-gap: 10px; row-gap: 2px; align-content: start; padding: 16px 16px 0 0; }
.product-info__points li + li { padding-left: 16px; border-left: 1px solid var(--zn-line); }
.product-info__points .icon { grid-row: 1 / 3; margin-top: 1px; color: var(--zn-navy); }
.product-info__points strong { font-size: 15px; font-weight: 700; line-height: 1.3; color: var(--zn-text); }
.product-info__points span { font-size: 13.5px; line-height: 1.35; color: var(--zn-muted); }
@media (max-width: 560px) {
	.product-info__points { grid-template-columns: minmax(0, 1fr); }
	.product-info__points li, .product-info__points li + li { padding: 12px 0 0; border-left: 0; }
}
.product-info__sku { margin: 0; font-size: 14px; color: var(--zn-muted); }
.product-info__sku span { font-family: var(--font-mono); color: var(--zn-text); }

/* ---------- Текст карточки ---------- */
.product-body { padding-block: clamp(40px, 5vw, 72px); background: var(--zn-white); border-top: 1px solid var(--zn-line); }
.product-content {
	/* старые виджеты используют переменные прежней темы */
	--zn-blue: var(--zn-navy); --zn-orange: var(--zn-accent);
	--ast-global-color-1: var(--zn-navy); --ast-global-color-0: var(--zn-accent);
	font-size: 16.5px; line-height: 1.75; color: var(--zn-text);
}
.product-content p { margin: 0 0 1em; }
.product-content a { color: var(--zn-navy); }
.product-content a:hover { color: var(--zn-accent-dark); }
.product-content svg { flex: none; }
.product-content .npkzna-product-detail { display: block; }

/* Обычный текст без разметки npkzna-* (например, у ГНСС-оборудования) */
.product-content h2 { margin: 2em 0 .6em; font-size: clamp(22px, 2.4vw, 28px); line-height: 1.25; letter-spacing: -.01em; }
.product-content h3 { margin: 1.8em 0 .5em; font-size: 21px; line-height: 1.3; }
.product-content h4 { margin: 1.5em 0 .4em; font-size: 17px; line-height: 1.4; color: var(--zn-navy); }
.product-content > :first-child { margin-top: 0; }
.product-content ul, .product-content ol { margin: 0 0 1.2em; padding-left: 1.4em; }
.product-content li { margin-bottom: .45em; }
.product-content li::marker { color: var(--zn-navy); }
.product-content h4 + p { margin-bottom: 1.2em; color: var(--zn-muted); }

/* Вводный абзац */
.product-content .npkzna-intro-box,
.product-content .npkzna-intro,
.product-content .npkzna-prod-desc { margin: 0 0 8px; padding: 22px 26px; background: var(--zn-white); border: 1px solid var(--zn-line); border-left: 4px solid var(--zn-navy); border-radius: 0; font-size: 17px; }
.product-content .npkzna-intro-box > :last-child,
.product-content .npkzna-prod-desc > :last-child { margin-bottom: 0; }

/* Разделы */
.product-content .npkzna-detail-section,
.product-content .npkzna-section { margin-top: clamp(40px, 5vw, 64px); }
.product-content .npkzna-detail-title,
.product-content .npkzna-section-title,
.product-content .npkzna-gallery-title { margin: 0 0 24px; padding: 0; font-size: clamp(22px, 2.4vw, 30px); line-height: 1.2; letter-spacing: -.01em; border: 0; }
.product-content .npkzna-detail-title::before,
.product-content .npkzna-detail-title::after { display: none; }

/* Карточки: преимущества, применение, оборудование */
.product-content .npkzna-features-grid,
.product-content .npkzna-applications-grid,
.product-content .npkzna-equipment-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px; margin: 0; }
.product-content .npkzna-feature-item,
.product-content .npkzna-feature-card,
.product-content .npkzna-application-card,
.product-content .npkzna-equipment-item { padding: 24px; background: var(--zn-white); border: 1px solid var(--zn-line); border-left: 1px solid var(--zn-line); border-radius: 0; box-shadow: none; }
.product-content .npkzna-feature-item h4,
.product-content .npkzna-feature-card h4,
.product-content .npkzna-application-card h4,
.product-content .npkzna-equipment-item h4 { display: flex; align-items: flex-start; gap: 10px; margin: 0 0 10px; font-size: 17px; line-height: 1.35; font-weight: 700; color: var(--zn-text); }
.product-content .npkzna-feature-item h4 svg,
.product-content .npkzna-feature-card h4 svg { width: 24px; height: 24px; margin-top: 1px; color: var(--zn-navy); }
.product-content .npkzna-feature-item p,
.product-content .npkzna-feature-card p,
.product-content .npkzna-application-card p,
.product-content .npkzna-equipment-item p { margin: 0; font-size: 15px; line-height: 1.65; color: var(--zn-muted); }

/* Технические блоки */
.product-content .npkzna-tech-features { display: grid; gap: 20px; }
.product-content .npkzna-tech-subsection { padding: 26px 28px; background: var(--zn-white); border: 1px solid var(--zn-line); border-radius: 0; }
.product-content .npkzna-tech-subsection h3 { display: flex; align-items: center; gap: 12px; margin: 0 0 14px; font-size: 19px; color: var(--zn-text); }
.product-content .npkzna-tech-subsection h3 svg { width: 24px; height: 24px; color: var(--zn-navy); }
.product-content .npkzna-tech-content p { margin: 0 0 12px; font-size: 15.5px; color: var(--zn-muted); }
.product-content .npkzna-tech-list { margin: 12px 0; padding: 0; list-style: none; }
.product-content .npkzna-tech-list li { position: relative; margin: 0 0 10px; padding-left: 24px; font-size: 15.5px; line-height: 1.6; color: var(--zn-text); }
.product-content .npkzna-tech-list li::before { content: ""; position: absolute; left: 4px; top: .65em; width: 8px; height: 8px; background: var(--zn-navy); border-radius: 0; }

/* Заметки */
.product-content .npkzna-highlight-box,
.product-content .npkzna-info-box,
.product-content .npkzna-options-box,
.product-content .npkzna-standards-box,
.product-content .npkzna-recommendation-box { margin: 24px 0 0; padding: 22px 26px; background: var(--zn-white); border: 1px solid var(--zn-line); border-left: 4px solid var(--zn-navy); border-radius: 0; box-shadow: none; }
.product-content .npkzna-info-box,
.product-content .npkzna-recommendation-box { border-left-color: var(--zn-navy); }
.product-content .npkzna-highlight-box p,
.product-content .npkzna-info-box p,
.product-content .npkzna-recommendation-box p { margin: 0 0 .8em; font-size: 15.5px; line-height: 1.7; color: var(--zn-text); }
.product-content .npkzna-highlight-box > :last-child,
.product-content .npkzna-info-box > :last-child,
.product-content .npkzna-recommendation-box > :last-child { margin-bottom: 0; }
.product-content .npkzna-recommendation-box h4 { display: flex; gap: 8px; margin: 0 0 12px; font-size: 18px; color: var(--zn-navy); }
.product-content .npkzna-context-link { color: var(--zn-navy); font-weight: 700; text-decoration: underline; text-underline-offset: 3px; border: 0; background: none; }
.product-content .npkzna-context-link:hover { color: var(--zn-accent-dark); background: none; }

/* Таблицы характеристик */
.product-content .npkzna-specs-table,
.product-content .npkzna-product-specs-table { width: 100%; margin: 0; border-collapse: collapse; background: var(--zn-white); border: 1px solid var(--zn-line); border-radius: 0; overflow: hidden; box-shadow: none; font-size: 15px; line-height: 1.5; }
.product-content .npkzna-specs-table th,
.product-content .npkzna-product-specs-table th { padding: 14px 18px; background: var(--zn-bg); color: var(--zn-navy); font-weight: 700; text-align: left; border-bottom: 1px solid var(--zn-line); }
.product-content .npkzna-specs-table td,
.product-content .npkzna-product-specs-table td { padding: 14px 18px; border-bottom: 1px solid var(--zn-line); color: var(--zn-text); vertical-align: top; }
.product-content .npkzna-specs-table td:first-child,
.product-content .npkzna-product-specs-table td:first-child { width: 36%; color: var(--zn-muted); }
.product-content .npkzna-specs-table tr:last-child td,
.product-content .npkzna-product-specs-table tr:last-child td { border-bottom: 0; }

/* Стандарты и серии */
.product-content .npkzna-standards-list,
.product-content .npkzna-series-links { display: flex; flex-wrap: wrap; gap: 10px; margin: 0; padding: 0; list-style: none; }
.product-content .npkzna-standard-tag,
.product-content .npkzna-series-link { display: inline-block; padding: 7px 14px; background: var(--zn-white); border: 1px solid var(--zn-line); border-radius: 0; font: 500 13px/1.3 var(--font-mono); color: var(--zn-text); text-decoration: none; }
.product-content .npkzna-series-link:hover { border-color: var(--zn-navy); color: var(--zn-navy); }
.product-content .npkzna-series-nav { margin-top: 32px; }

/* Галерея и увеличение */
.product-content .npkzna-product-gallery { margin-top: clamp(40px, 5vw, 64px); }
.product-content .npkzna-gallery-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.product-content .npkzna-gallery-item { position: relative; aspect-ratio: 4 / 3; overflow: hidden; cursor: zoom-in; background: var(--zn-white); border: 1px solid var(--zn-line); border-radius: 0; }
.product-content .npkzna-gallery-item img { display: block; width: 100%; height: 100%; object-fit: cover; transition: transform .4s; }
.product-content .npkzna-gallery-item:hover img { transform: scale(1.04); }
.product-content .npkzna-gallery-overlay { position: absolute; inset: 0; display: flex; align-items: center; justify-content: center; background: rgba(20, 26, 46, .35); opacity: 0; transition: opacity .2s; }
.product-content .npkzna-gallery-item:hover .npkzna-gallery-overlay { opacity: 1; }
.product-content .npkzna-gallery-overlay svg { width: 40px; height: 40px; color: var(--zn-white); }
.product-content .npkzna-measurement-image img { display: block; max-width: 100%; height: auto; border-radius: 0; }

.npkzna-lightbox { position: fixed; inset: 0; z-index: 100; display: none; align-items: center; justify-content: center; padding: 24px; background: rgba(20, 26, 46, .92); }
.npkzna-lightbox.active { display: flex; }
.npkzna-lightbox-content { max-width: min(1100px, 100%); max-height: 100%; }
.npkzna-lightbox-img { display: block; max-width: 100%; max-height: calc(var(--vh100) - 96px); margin: 0 auto; object-fit: contain; }
.npkzna-lightbox button { display: inline-flex; align-items: center; justify-content: center; width: 48px; height: 48px; padding: 0; border: 0; background: rgba(255, 255, 255, .12); color: var(--zn-white); cursor: pointer; transition: background .2s; }
.npkzna-lightbox button:hover { background: var(--zn-accent); }
.npkzna-lightbox button svg { width: 24px; height: 24px; }
.npkzna-lightbox-close { position: absolute; top: 16px; right: 16px; }
.npkzna-lightbox-nav { position: absolute; top: 50%; transform: translateY(-50%); }
.npkzna-lightbox-prev { left: 16px; }
.npkzna-lightbox-next { right: 16px; }
.npkzna-lightbox-counter { position: absolute; bottom: 16px; left: 0; right: 0; text-align: center; font: 500 13px/1 var(--font-mono); color: #C9D0E6; }

/* Призыв внутри текста */
.product-content .npkzna-cta-box { margin-top: clamp(40px, 5vw, 64px); padding: 32px; background: var(--zn-white); border: 1px solid var(--zn-line); border-radius: 0; text-align: center; }
.product-content .npkzna-cta-box h2,
.product-content .npkzna-cta-box h3 { margin: 0 0 12px; }
.product-content .npkzna-cta-buttons { display: flex; flex-wrap: wrap; justify-content: center; gap: 12px; margin-top: 20px; }
.product-content .npkzna-btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; padding: 13px 24px; border: 1.5px solid var(--zn-navy); border-radius: 0; font-weight: 700; text-decoration: none; transition: background .2s, color .2s; }
.product-content .npkzna-btn-primary { background: var(--zn-accent); border-color: var(--zn-accent); color: var(--zn-white); }
.product-content .npkzna-btn-primary:hover { background: var(--zn-accent-dark); border-color: var(--zn-accent-dark); color: var(--zn-white); }
.product-content .npkzna-btn-secondary { background: transparent; color: var(--zn-navy); }
.product-content .npkzna-btn-secondary:hover { background: var(--zn-navy); color: var(--zn-white); }

@media (max-width: 900px) {
	.product-top__grid { grid-template-columns: minmax(0, 1fr); }
	.product-content .npkzna-features-grid,
	.product-content .npkzna-applications-grid,
	.product-content .npkzna-equipment-grid { grid-template-columns: minmax(0, 1fr); }
	.product-content .npkzna-gallery-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
	.product-content .npkzna-specs-table,
	.product-content .npkzna-product-specs-table { display: block; overflow-x: auto; }
}
@media (max-width: 560px) {
	.product-info__buttons { grid-template-columns: minmax(0, 1fr); }
	.product-content .npkzna-gallery-grid { grid-template-columns: minmax(0, 1fr); }
	.product-content .npkzna-tech-subsection { padding: 20px; }
}

/* ---------- Ключевые параметры в сводке ---------- */
.product-specs-key { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1px; margin: 0 0 22px; background: var(--zn-line); border: 1px solid var(--zn-line); border-radius: 0; overflow: hidden; }
.product-specs-key > div { padding: 12px 16px; background: var(--zn-white); }
.product-specs-key > div:last-child:nth-child(odd) { grid-column: 1 / -1; }
.product-specs-key dt { margin: 0 0 3px; font: 500 11.5px/1.3 var(--font-mono); letter-spacing: .06em; text-transform: uppercase; color: var(--zn-muted); }
.product-specs-key dd { margin: 0; font-size: 15px; font-weight: 600; line-height: 1.4; color: var(--zn-text); }

/* ---------- Липкая навигация по разделам ---------- */
.product-nav { position: sticky; top: var(--sticky-h, 110px); z-index: 30; background: var(--zn-white); border-bottom: 1px solid var(--zn-line); box-shadow: none; }
.product-nav[hidden] { display: none; }
.product-nav__row { display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.product-nav__links { display: flex; gap: 4px; overflow-x: auto; scrollbar-width: none; }
.product-nav__links::-webkit-scrollbar { display: none; }
.product-nav__links a { flex: none; padding: 16px 14px; border-bottom: 3px solid transparent; font-size: 14.5px; font-weight: 600; color: var(--zn-muted); text-decoration: none; white-space: nowrap; transition: color .2s, border-color .2s; }
.product-nav__links a:hover { color: var(--zn-navy); }
.product-nav__links a.is-active { color: var(--zn-navy); border-bottom-color: var(--zn-navy); }
.product-nav__cta { display: none; flex: none; }
.product-nav.has-cta .product-nav__cta { display: inline-flex; }

/* ---------- Условия и консультация ---------- */
.product-terms__grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px; }
.product-terms__card { display: flex; flex-direction: column; padding: 26px; background: var(--zn-white); border: 1px solid var(--zn-line); border-radius: 0; }
.product-terms__card h3 { margin: 0 0 14px; font-size: 20px; }
.product-terms__card ul { flex: 1; display: grid; gap: 10px; margin: 0 0 18px; padding: 0; list-style: none; font-size: 15px; color: var(--zn-muted); }
.product-terms__card li { position: relative; padding-left: 20px; }
.product-terms__card li::before { content: ""; position: absolute; left: 0; top: .6em; width: 7px; height: 7px; background: var(--zn-navy); }
.product-terms__card .home-more { margin-top: 0; }
.product-help .home-head { margin-bottom: 28px; }

@media (max-width: 900px) {
	.product-terms__grid { grid-template-columns: minmax(0, 1fr); }
	.product-nav__cta { display: none; }
}
@media (max-width: 560px) {
	.product-specs-key { grid-template-columns: minmax(0, 1fr); }
}

/* Выравнивание текста карточки по сетке страницы (отступы прежней вёрстки Elementor) */
.product-content .e-con,
.product-content .e-con-inner,
.product-content .elementor-element {
	--padding-top: 0; --padding-right: 0; --padding-bottom: 0; --padding-left: 0; --content-width: 100%; --container-max-width: 100%;
	width: 100%; max-width: none !important; padding: 0 !important; margin: 0;
}

/* Фото остаётся на виду, пока читается длинная сводка справа */
@media (min-width: 901px) { .product-gallery { position: sticky; top: calc(var(--sticky-h, 110px) + 24px); } }

/* ---------- Липкая карточка справа от текста ---------- */
.product-body__grid { display: grid; grid-template-columns: minmax(0, 1fr) 340px; gap: clamp(32px, 4vw, 56px); align-items: start; }
.product-aside { position: sticky; top: calc(var(--sticky-h, 110px) + 24px); display: grid; gap: 20px; }
.product-aside__card { display: flex; flex-direction: column; gap: 14px; padding: 24px; background: var(--zn-white); border: 1px solid var(--zn-line); border-radius: 0; box-shadow: none; }
.product-aside__head { display: flex; align-items: center; gap: 14px; }
.product-aside__head img { flex: none; width: 64px; height: 64px; object-fit: contain; background: var(--zn-white); border: 1px solid var(--zn-line); border-radius: 0; }
.product-aside__head h3 { margin: 0; font-size: 16px; line-height: 1.35; display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }
.product-aside__price { padding: 10px 14px; background: var(--zn-bg); border-left: 4px solid var(--zn-navy); font-weight: 800; }
.product-aside__specs { display: grid; gap: 8px; margin: 0; padding: 12px 0; border-block: 1px solid var(--zn-line); }
.product-aside__specs dt { margin: 0 0 2px; font: 500 11px/1.3 var(--font-mono); letter-spacing: .06em; text-transform: uppercase; color: var(--zn-muted); }
.product-aside__specs dd { margin: 0; font-size: 14px; font-weight: 600; line-height: 1.4; }
.product-aside__phone { font: 500 18px/1.2 var(--font-mono); color: var(--zn-navy); text-decoration: none; text-align: center; }
.product-aside__phone:hover { color: var(--zn-accent); }
.product-aside__note { font-size: 13px; color: var(--zn-muted); text-align: center; }

@media (min-width: 1101px) { .product-nav__cta { display: none !important; } }
@media (max-width: 1100px) {
	.product-body__grid { grid-template-columns: minmax(0, 1fr); }
	.product-aside { display: none; }
}

/* ---------- Текст карточки: спокойная типографика вместо рамок и цветных полос ---------- */
.product-content .npkzna-intro-box,
.product-content .npkzna-intro,
.product-content .npkzna-prod-desc { padding: 0; background: none; border: 0; font-size: clamp(18px, 1.5vw, 21px); line-height: 1.6; color: var(--zn-text); }

.product-content .npkzna-detail-section,
.product-content .npkzna-section { margin-top: clamp(32px, 4vw, 56px); padding-top: clamp(24px, 3vw, 40px); border-top: 1px solid var(--zn-line); }
.product-content .npkzna-detail-title,
.product-content .npkzna-section-title { margin-bottom: 28px; }

/* Списки карточек превращаются в обычные колонки текста */
.product-content .npkzna-features-grid,
.product-content .npkzna-applications-grid,
.product-content .npkzna-equipment-grid { gap: 28px 56px; }
.product-content .npkzna-feature-item,
.product-content .npkzna-feature-card,
.product-content .npkzna-application-card,
.product-content .npkzna-equipment-item { padding: 0; background: none; border: 0; border-radius: 0; }
.product-content .npkzna-feature-item h4,
.product-content .npkzna-feature-card h4,
.product-content .npkzna-application-card h4,
.product-content .npkzna-equipment-item h4 { margin-bottom: 6px; font-size: 18px; }
.product-content .npkzna-feature-item p,
.product-content .npkzna-feature-card p,
.product-content .npkzna-application-card p,
.product-content .npkzna-equipment-item p { font-size: 16px; line-height: 1.65; }

/* Подразделы «Конструкция и оснащение» без вложенных карточек */
.product-content .npkzna-tech-features { gap: 36px; }
.product-content .npkzna-tech-subsection { padding: 0; background: none; border: 0; border-radius: 0; }
.product-content .npkzna-tech-subsection h3 { margin-bottom: 10px; font-size: 20px; }
.product-content .npkzna-tech-subsection h3 svg { display: none; }
.product-content .npkzna-tech-content p { font-size: 16px; }
.product-content .npkzna-tech-list li { font-size: 16px; }

/* Заметки: лёгкая заливка, без рамок и цветных полос */
.product-content .npkzna-highlight-box,
.product-content .npkzna-info-box,
.product-content .npkzna-options-box,
.product-content .npkzna-standards-box { margin: 20px 0 0; padding: 16px 20px; background: var(--zn-bg); border: 0; border-radius: 0; }
.product-content .npkzna-recommendation-box { margin: clamp(40px, 5vw, 72px) 0 0; padding: clamp(24px, 3vw, 36px); background: var(--zn-bg); border: 0; border-radius: 0; }
.product-content .npkzna-recommendation-box h4 { font-size: 20px; }

/* Таблица без внешней рамки: только линии между строками */
.product-content .npkzna-specs-table,
.product-content .npkzna-product-specs-table { border: 0; border-top: 2px solid var(--zn-navy); border-radius: 0; background: none; }
.product-content .npkzna-specs-table th,
.product-content .npkzna-product-specs-table th { background: none; padding-left: 0; }
.product-content .npkzna-specs-table td,
.product-content .npkzna-product-specs-table td { padding-left: 0; }

/* Цена в сводке: заливка без полосы */
.product-info__price { border-left: 0; }
.product-aside__price { border-left: 0; }

/* ---------- Текст рядом с рисунком ---------- */
.product-content .npkzna-split { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, .9fr); gap: 28px clamp(32px, 4vw, 56px); align-items: center; }
.product-content .npkzna-split .npkzna-applications-grid { grid-template-columns: minmax(0, 1fr); gap: 24px; }
.product-content .npkzna-figure { margin: 0; }
.product-content .npkzna-figure img { display: block; width: 100%; height: auto; background: var(--zn-bg); }
.product-content .npkzna-figure figcaption { margin-top: 10px; font-size: 14px; line-height: 1.4; color: var(--zn-muted); }
@media (max-width: 900px) { .product-content .npkzna-split { grid-template-columns: minmax(0, 1fr); } }

/* Содержание страницы сбоку: на широких экранах вместо верхней полосы */
.product-toc { padding: 0 4px; }
.product-toc[hidden] { display: none; }
.product-toc__title { display: block; margin-bottom: 10px; font: 500 11.5px/1 var(--font-mono); letter-spacing: .08em; text-transform: uppercase; color: var(--zn-muted); }
.product-toc ul { display: grid; gap: 2px; margin: 0; padding: 0; list-style: none; border-left: 2px solid var(--zn-line); }
.product-toc a { display: block; margin-left: -2px; padding: 7px 14px; border-left: 2px solid transparent; font-size: 14.5px; font-weight: 600; line-height: 1.35; color: var(--zn-muted); text-decoration: none; transition: color .2s, border-color .2s; }
.product-toc a:hover { color: var(--zn-navy); }
.product-toc a.is-active { color: var(--zn-navy); border-left-color: var(--zn-navy); }

@media (min-width: 1101px) { .product-nav { display: none !important; } }

/* На невысоких экранах (ноутбуки) липкий блок должен помещаться целиком */
@media (min-width: 1101px) and (max-height: 860px) { .product-aside__specs, .product-aside__note { display: none; } }
@media (min-width: 1101px) and (max-height: 700px) { .product-aside__head { display: none; } }

/* ---------- Модели серии: карточки для сравнения ---------- */
.product-content .models { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 16px; }
.product-content .model-card { display: flex; flex-direction: column; background: var(--zn-white); border: 1px solid var(--zn-line); color: var(--zn-text); text-decoration: none; transition: border-color .2s; }
.product-content a.model-card:hover { border-color: var(--zn-navy); color: var(--zn-text); }
.product-content .model-card.is-current { border-color: var(--zn-navy); box-shadow: inset 0 -4px 0 var(--zn-navy); }
.product-content .model-card__image { display: block; aspect-ratio: 1; background: var(--zn-bg); overflow: hidden; isolation: isolate; }
.product-content .model-card__image img { display: block; width: 100%; height: 100%; object-fit: contain; mix-blend-mode: multiply; }
.product-content .model-card__body { display: flex; flex-direction: column; gap: 4px; padding: 14px 16px 16px; }
.product-content .model-card__name { font-size: 18px; font-weight: 800; line-height: 1.2; }
.product-content .model-card__name em { display: block; margin: 6px 0 0; font: 500 11px/1 var(--font-mono); letter-spacing: .06em; text-transform: uppercase; font-style: normal; color: var(--zn-navy); }
.product-content .model-card__line { font-size: 14px; line-height: 1.4; color: var(--zn-muted); }
.product-content .model-card__price { margin-top: 4px; font-size: 15px; font-weight: 700; }
@media (max-width: 900px) { .product-content .models { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 520px) { .product-content .models { grid-template-columns: minmax(0, 1fr); } }

/* Списки в две колонки (области применения и т. п.) */
.product-content .npkzna-list-cols { columns: 2; column-gap: 48px; }
.product-content .npkzna-list-cols li { break-inside: avoid; }
@media (max-width: 700px) { .product-content .npkzna-list-cols { columns: 1; } }

/* ---------- Основная модель: метка и полоса «главное об изделии» ---------- */
.product-info__labels { display: flex; flex-wrap: wrap; align-items: center; gap: 10px 14px; margin-bottom: 14px; }
.product-info__labels .product-info__cat { margin-bottom: 0; }
.product-highlights { background: var(--zn-navy); color: var(--zn-white); }
.product-highlights__grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); }
.product-highlights__item { display: flex; flex-direction: column; gap: 6px; padding: clamp(24px, 3vw, 40px) clamp(16px, 2vw, 32px); border-left: 1px solid rgba(255, 255, 255, .22); }
.product-highlights__item:first-child { border-left: 0; padding-left: 0; }
.product-highlights__item strong { font: 500 clamp(26px, 3vw, 44px)/1.05 var(--font-mono); letter-spacing: -.02em; }
.product-highlights__item span { font-size: 15px; line-height: 1.4; color: #E6EAF5; }
@media (max-width: 800px) {
	.product-highlights__grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
	.product-highlights__item:nth-child(3) { border-left: 0; padding-left: 0; }
	.product-highlights__item:nth-child(n+3) { border-top: 1px solid rgba(255, 255, 255, .22); }
}

/* Сравнение моделей: выделена текущая строка, таблица прокручивается на узких экранах */
.product-content .npkzna-compare tr.is-current td { background: var(--zn-bg); }
.product-content .npkzna-compare th, .product-content .npkzna-compare td { padding-inline: 10px; font-size: 14px; }
.product-content .npkzna-compare td:first-child, .product-content .npkzna-compare th:first-child { width: auto; white-space: nowrap; }
@media (max-width: 1100px) { .product-content .npkzna-compare { display: block; overflow-x: auto; } }
.product-content .npkzna-compare thead th { font: 500 11.5px/1.3 var(--font-mono); letter-spacing: .04em; text-transform: uppercase; color: var(--zn-muted); vertical-align: bottom; }
.product-content .npkzna-compare td { font-family: var(--font-mono); font-size: 13.5px; white-space: nowrap; }
.product-content .npkzna-compare td:first-child { font-family: var(--font-sans); font-size: 15px; }
.product-content .npkzna-compare tr.compare-group th { padding: 18px 10px 8px; background: none; border-bottom: 1px solid var(--zn-navy); font: 700 14px/1.2 var(--font-sans); letter-spacing: 0; text-transform: none; color: var(--zn-navy); }
.product-content .npkzna-compare tr.is-current td { background: var(--zn-bg); box-shadow: inset 4px 0 0 var(--zn-navy); }
.product-content .npkzna-compare tr.is-current td:not(:first-child) { box-shadow: none; }
.product-content .npkzna-compare td:first-child a { text-decoration: none; }
.product-content .npkzna-compare td:first-child a:hover { text-decoration: underline; text-underline-offset: 3px; }

/* ---------- Таблицы «параметр — значение»: список без шапки ---------- */
.product-content .npkzna-kv thead { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.product-content .npkzna-kv { border-top: 2px solid var(--zn-navy); }
.product-content .npkzna-kv td { padding: 15px 20px 15px 0; vertical-align: baseline; border-bottom: 1px solid var(--zn-line); }
.product-content .npkzna-kv td:first-child { width: 34%; font-size: 15px; font-weight: 400; color: var(--zn-muted); }
.product-content .npkzna-kv td:first-child strong { font-weight: 400; }
.product-content .npkzna-kv td:last-child { font-size: 16px; font-weight: 600; line-height: 1.45; color: var(--zn-text); }
@media (max-width: 700px) {
	.product-content .npkzna-kv, .product-content .npkzna-kv tbody, .product-content .npkzna-kv tr, .product-content .npkzna-kv td { display: block; width: 100%; }
	.product-content .npkzna-kv tr { padding: 12px 0; border-bottom: 1px solid var(--zn-line); }
	.product-content .npkzna-kv td { padding: 0; border: 0; }
	.product-content .npkzna-kv td:first-child { width: 100%; margin-bottom: 2px; font-size: 13px; }
}

/* ---------- Карточки-ссылки на соседние товары ---------- */
.product-content .related-links { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.product-content .related-link { position: relative; display: flex; flex-direction: column; gap: 8px; padding: 22px 52px 22px 22px; background: var(--zn-white); border: 1px solid var(--zn-line); color: var(--zn-text); text-decoration: none; transition: border-color .2s, background .2s; }
.product-content .related-link:hover { border-color: var(--zn-navy); background: var(--zn-bg); }
.product-content .related-link__label { font: 500 11px/1.3 var(--font-mono); letter-spacing: .08em; text-transform: uppercase; color: var(--zn-muted); }
.product-content .related-link strong { font-size: 18px; line-height: 1.3; font-weight: 800; color: var(--zn-navy); }
.product-content .related-link__arrow { position: absolute; right: 22px; top: 50%; transform: translateY(-50%); font-size: 22px; color: var(--zn-navy); transition: transform .2s; }
.product-content .related-link:hover .related-link__arrow { transform: translate(4px, -50%); }
@media (max-width: 900px) { .product-content .related-links { grid-template-columns: minmax(0, 1fr); } }

/* ---------- Типовые размеры: карточки моделей ---------- */
.product-content .size-cards { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; margin-top: 20px; }
.product-content .size-card { display: flex; flex-direction: column; gap: 18px; padding: 22px; background: var(--zn-white); border: 1px solid var(--zn-line); }
.product-content .size-card__name { font: 500 12px/1 var(--font-mono); letter-spacing: .1em; text-transform: uppercase; color: var(--zn-navy); }
.product-content .size-card__dist { display: flex; align-items: flex-end; gap: 12px; }
.product-content .size-card__dist strong { font: 500 clamp(52px, 5vw, 76px)/.9 var(--font-mono); letter-spacing: -.04em; color: var(--zn-navy); }
.product-content .size-card__dist span { padding-bottom: 6px; font: 500 11px/1.3 var(--font-mono); letter-spacing: .06em; text-transform: uppercase; color: var(--zn-muted); }
.product-content .size-card dl { margin: 0; padding: 14px 0; border-block: 1px solid var(--zn-line); }
.product-content .size-card dt { margin: 0 0 4px; font-size: 13px; color: var(--zn-muted); }
.product-content .size-card dd { margin: 0; font-size: 20px; font-weight: 800; }
.product-content .size-card__std > span { display: block; margin-bottom: 8px; font: 500 11px/1.3 var(--font-mono); letter-spacing: .08em; text-transform: uppercase; color: var(--zn-muted); }
.product-content .size-card__std ul { display: grid; gap: 6px; margin: 0; padding: 0; list-style: none; font-size: 14.5px; }
.product-content .size-card__std li { position: relative; padding-left: 18px; }
.product-content .size-card__std li::before { content: ""; position: absolute; left: 0; top: .6em; width: 7px; height: 7px; background: var(--zn-navy); }
.product-content .size-card details { margin-top: 12px; font-size: 13.5px; }
.product-content .size-card summary { cursor: pointer; font-weight: 700; color: var(--zn-navy); }
.product-content .size-card details p { margin: 8px 0 0; line-height: 1.6; color: var(--zn-muted); }
@media (max-width: 900px) { .product-content .size-cards { grid-template-columns: minmax(0, 1fr); } }

/* ---------- Полоса крупных чисел ---------- */
.product-content .stat-row { display: grid; grid-template-columns: none; grid-auto-flow: column; grid-auto-columns: minmax(0, 1fr); margin: 0 0 28px; border-block: 1px solid var(--zn-line); }
.product-content .stat { display: flex; flex-direction: column; gap: 8px; padding: 22px 20px 22px 0; }
.product-content .stat + .stat { padding-left: 20px; border-left: 1px solid var(--zn-line); }
.product-content .stat strong { font: 500 clamp(17px, 1.55vw, 22px)/1.2 var(--font-mono); letter-spacing: -.03em; white-space: nowrap; color: var(--zn-navy); }
.product-content .stat span { font-size: 14px; line-height: 1.45; color: var(--zn-muted); }
@media (max-width: 900px) {
	.product-content .stat-row { grid-template-columns: repeat(2, minmax(0, 1fr)); grid-auto-flow: row; }
	.product-content .stat:nth-child(3) { padding-left: 0; border-left: 0; }
	.product-content .stat:nth-child(n+3) { border-top: 1px solid var(--zn-line); }
}

/* ---------- Сетка фото в тексте ---------- */
.product-content .figure-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
.product-content .figure-grid .npkzna-figure img { aspect-ratio: 4 / 3; object-fit: cover; }
@media (max-width: 700px) { .product-content .figure-grid { grid-template-columns: minmax(0, 1fr); } }

/* Контур фокуса галереи: только с клавиатуры, внутри рамки и синий (красный общий контур резал края фото) */
.product-gallery__main:focus:not(:focus-visible),
.product-gallery__thumb:focus:not(:focus-visible) { outline: 0; }
.product-gallery__main:focus-visible,
.product-gallery__thumb:focus-visible { outline: 2px solid var(--zn-navy); outline-offset: -2px; }

/* Таблица коэффициента отражения: столбец текущей модели выделен */
.product-content .npkzna-refl th.is-col { color: var(--zn-navy); box-shadow: inset 0 3px 0 var(--zn-navy); }
.product-content .npkzna-refl td.is-col { background: var(--zn-bg); font-weight: 700; }
.product-content .npkzna-refl td:not(:first-child), .product-content .npkzna-refl th:not(:first-child) { text-align: right; }

/* Если моделей пять и больше, карточки идут по три в ряд */
@media (min-width: 901px) { .product-content .models:has(> :nth-child(5)) { grid-template-columns: repeat(3, minmax(0, 1fr)); } }