/* ЖаримВместе — промышленные печи. Стили на основе структуры Kongskilde-style,
   но с новой идентичностью: тёмный уголь + жар (ember). */

:root {
    --color-primary: #4a2a17;
    --color-primary-light: #6b3d21;
    --color-accent: #ff6a1a;
    --color-accent-dark: #d1500d;
    --color-hero-bg: #140c08;
    --color-text: #201712;
    --color-text-muted: #6e5f54;
    --color-bg: #ffffff;
    --color-bg-gray: #f7f3ef;
    --color-border: rgba(40,20,10,0.09);
    --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    --container: 1200px;
    --header-height: 72px;
}

*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    font-family: var(--font-sans);
    font-size: 16px;
    line-height: 1.6;
    color: var(--color-text);
    background: var(--color-bg);
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }

.container {
    max-width: var(--container);
    margin: 0 auto;
    padding: 0 24px;
    width: 100%;
}

/* === HEADER === */
.dv-header {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 1000;
    height: var(--header-height);
    background: rgba(255,255,255,0.97);
    backdrop-filter: saturate(180%) blur(20px);
    border-bottom: 1px solid var(--color-border);
}
.dv-header-inner {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 24px;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.dv-logo {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 19px;
    font-weight: 800;
    letter-spacing: -0.01em;
    color: var(--color-primary);
}
.dv-logo__mark {
    width: 26px;
    height: 26px;
    flex-shrink: 0;
    color: var(--color-accent);
}
.dv-nav { display: flex; align-items: center; gap: 8px; }
.dv-nav a {
    padding: 10px 16px;
    font-size: 15px;
    font-weight: 500;
    color: var(--color-text);
    border-radius: 8px;
    transition: background 0.2s, color 0.2s;
}
.dv-nav a:hover { background: var(--color-bg-gray); color: var(--color-primary); }
.dv-nav .dv-nav-cta { background: var(--color-primary); color: #fff !important; }
.dv-nav .dv-nav-cta:hover { background: var(--color-primary-light); color: #fff !important; }
.dv-burger {
    display: none; flex-direction: column; gap: 6px; padding: 8px;
    background: none; border: none; cursor: pointer; z-index: 1001;
}
.dv-burger span { width: 24px; height: 2px; background: var(--color-text); transition: transform 0.3s ease, opacity 0.3s ease; }
.dv-burger.is-active span:nth-child(1) { transform: translateY(8px) rotate(45deg); }
.dv-burger.is-active span:nth-child(2) { opacity: 0; }
.dv-burger.is-active span:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }

/* === HERO (без фото — тёплое свечение вместо фотографии) === */
.dv-hero {
    position: relative;
    padding: calc(var(--header-height) + 80px) 24px 100px;
    background: var(--color-hero-bg);
    color: #fff;
    overflow: hidden;
}
.dv-hero::before, .dv-catalog-hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background: url("assets/images/back.jpeg") center / cover no-repeat;
    filter: blur(6px);
    transform: scale(1.06);
    z-index: 0;
}
.dv-hero::after, .dv-catalog-hero::after {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(6, 4, 3, 0.35);
    z-index: 1;
}
.dv-hero > .container, .dv-catalog-hero > .container { position: relative; z-index: 2; }
.dv-hero__title { font-size: 42px; line-height: 1.15; font-weight: 700; letter-spacing: -0.02em; margin-bottom: 16px; max-width: 700px; }
.dv-hero__subtitle { font-size: 18px; line-height: 1.6; color: rgba(255,255,255,0.88); max-width: 560px; margin-bottom: 32px; }
.dv-hero__actions { display: flex; gap: 12px; flex-wrap: wrap; }
.dv-hero__actions .dv-btn { display: inline-flex; align-items: center; justify-content: center; padding: 14px 28px; font-size: 16px; font-weight: 600; border-radius: 8px; border: none; cursor: pointer; transition: opacity 0.2s, transform 0.2s; }
.dv-hero__actions .dv-btn--primary { background: #fff; color: var(--color-primary); }
.dv-hero__actions .dv-btn--primary:hover { opacity: 0.95; transform: translateY(-1px); }
.dv-hero__actions .dv-btn--outline { background: transparent; color: #fff; border: 2px solid rgba(255,255,255,0.6); }
.dv-hero__actions .dv-btn--outline:hover { border-color: #fff; background: rgba(255,255,255,0.1); }

/* === PRODUCT CARDS === */
.dv-section { padding: 80px 0; }
.dv-section--catalog { padding-top: 0; position: relative; background: #f3ede7; }
.dv-section--catalog > .container { position: relative; z-index: 0; }
.dv-section--tabs { padding-top: 48px; background: #fff; border-top: 1px solid var(--color-border); }
.dv-section--gray { background: var(--color-bg-gray); }
.dv-section-title { font-size: 32px; font-weight: 700; margin-bottom: 48px; text-align: center; color: var(--color-text); }
.dv-products-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 24px; }
.dv-products-grid--center { grid-template-columns: minmax(280px, 360px); justify-content: center; }
.dv-products-grid--center .dv-product-card { width: 100%; }

.dv-product-card {
    background: #fff; border-radius: 12px; overflow: hidden;
    border: 1px solid var(--color-border);
    transition: box-shadow 0.25s, transform 0.25s;
    display: flex; flex-direction: column;
}
.dv-product-card:hover { box-shadow: 0 12px 32px rgba(20,10,5,0.1); transform: translateY(-2px); }
.dv-product-card__img-wrap {
    aspect-ratio: 4/3; background: #fff;
    display: flex; align-items: center; justify-content: center; padding: 24px;
}
.dv-product-card__img-wrap svg, .dv-product-card__img-wrap img { max-height: 120px; width: auto; color: var(--color-primary); }
.dv-product-card__body { padding: 24px; flex: 1; display: flex; flex-direction: column; }
.dv-product-card__title { font-size: 18px; font-weight: 700; margin-bottom: 8px; color: var(--color-text); }
.dv-product-card__desc { font-size: 14px; color: var(--color-text-muted); line-height: 1.5; margin-bottom: 16px; flex: 1; }
.dv-product-card__link { font-size: 14px; font-weight: 600; color: var(--color-primary); display: inline-flex; align-items: center; gap: 6px; }
.dv-product-card__link:hover { text-decoration: underline; }

/* Промо-баннер */
.dv-promo-banner {
    display: flex; align-items: center; gap: 20px;
    margin-top: 32px; padding: 24px 32px; border-radius: 16px;
    background: linear-gradient(135deg, #140c08 0%, #3a1f10 50%, #1c0f08 100%);
    color: #fff; text-decoration: none; position: relative; overflow: hidden; cursor: pointer;
    transition: transform 0.3s ease;
}
.dv-promo-banner--in-form { margin-top: 0; margin-bottom: 18px; width: 100%; padding: 18px 22px; }
.dv-promo-banner--in-products { margin-top: 18px; margin-bottom: 28px; width: 100%; padding: 20px 24px; }
.dv-promo-banner:hover { transform: translateY(-2px) scale(1.005); }
.dv-promo-banner__badge {
    flex-shrink: 0; display: flex; align-items: center; justify-content: center;
    width: 72px; height: 72px; border-radius: 50%;
    background: var(--color-accent); color: #fff; font-size: 22px; font-weight: 800;
    box-shadow: 0 4px 20px rgba(255,106,26,0.5);
}
.dv-promo-banner__text { font-size: 18px; line-height: 1.5; color: rgba(255,255,255,0.92); }
.dv-promo-banner__text strong { color: #ffc048; font-weight: 700; }
.dv-promo-banner__cta { display: inline-block; margin-top: 4px; color: #fff; font-weight: 700; text-decoration: underline; text-underline-offset: 3px; }

/* === CATALOG PAGE === */
.dv-catalog-hero {
    position: relative; padding: calc(var(--header-height) + 60px) 24px 60px;
    background: var(--color-hero-bg); color: #fff; overflow: hidden;
}
.dv-catalog-hero h1 { font-size: 36px; font-weight: 700; margin-bottom: 12px; }
.dv-catalog-hero p { font-size: 17px; color: rgba(255,255,255,0.88); }

.dv-carousel {
    position: relative; max-width: 700px; margin: 0 auto 48px;
    background: #fff; border-radius: 16px; overflow: hidden; aspect-ratio: 4/3;
}
.dv-carousel__track { display: flex; height: 100%; transition: transform 0.4s ease; }
.dv-carousel__slide { flex: 0 0 100%; display: flex; align-items: center; justify-content: center; padding: 32px; }
.dv-carousel__slide svg, .dv-carousel__slide img { max-height: 100%; width: auto; color: var(--color-primary); }
.dv-carousel__prev, .dv-carousel__next {
    position: absolute; top: 50%; transform: translateY(-50%);
    width: 48px; height: 48px; border-radius: 50%;
    background: rgba(255,255,255,0.9); border: 1px solid var(--color-border);
    cursor: pointer; display: flex; align-items: center; justify-content: center;
    font-size: 20px; color: var(--color-text); transition: background 0.2s; z-index: 2;
}
.dv-carousel__prev:hover, .dv-carousel__next:hover { background: #fff; }
.dv-carousel__prev { left: 16px; }
.dv-carousel__next { right: 16px; }
.dv-carousel__dots { position: absolute; bottom: 16px; left: 0; right: 0; display: flex; justify-content: center; gap: 8px; z-index: 2; }
.dv-carousel__dot { width: 8px; height: 8px; border-radius: 50%; background: rgba(255,255,255,0.5); border: none; cursor: pointer; padding: 0; }
.dv-carousel__dot.is-active { background: #fff; }

.dv-comparison-section { margin-bottom: 40px; }
.dv-comparison-section__title { text-align: center; font-size: 28px; font-weight: 700; color: var(--color-primary); margin-bottom: 8px; }
.dv-comparison-section__subtitle { text-align: center; font-size: 15px; color: var(--color-text-muted); margin-bottom: 32px; }
.dv-comparison-group { margin-bottom: 32px; }
.dv-comparison-group__label { text-align: center; font-size: 22px; font-weight: 700; color: var(--color-primary); margin-bottom: 16px; }

.dv-versions-table-wrap, .dv-truby-table-wrap {
    margin-bottom: 24px; border-radius: 8px; border: none;
    box-shadow: 0 2px 12px rgba(20,10,5,0.06); overflow-x: auto;
    -webkit-overflow-scrolling: touch; max-width: 100%;
}
.dv-versions-table, .dv-truby-table { width: 100%; min-width: 600px; border-collapse: collapse; font-size: 14px; table-layout: fixed; }
.dv-versions-table th, .dv-versions-table td, .dv-truby-table th, .dv-truby-table td {
    padding: 14px 20px; text-align: center; border-bottom: 1px solid #e9e1d9; border-right: 1px solid #e9e1d9;
    overflow-wrap: break-word; word-break: break-word; hyphens: auto;
}
.dv-versions-table th:last-child, .dv-versions-table td:last-child,
.dv-truby-table th:last-child, .dv-truby-table td:last-child { border-right: none; }
.dv-versions-table th:first-child, .dv-versions-table td:first-child,
.dv-truby-table th:first-child, .dv-truby-table td:first-child { text-align: left; }
.dv-versions-table th, .dv-truby-table th {
    background: #2c1b10; font-weight: 600; color: #fff; font-size: 13px;
    text-transform: uppercase; letter-spacing: 0.03em; border-bottom: none; border-right-color: rgba(255,255,255,0.15);
}
.dv-versions-table tbody tr:nth-child(odd), .dv-truby-table tbody tr:nth-child(odd) { background: #faf7f4; }
.dv-versions-table tbody tr:nth-child(even), .dv-truby-table tbody tr:nth-child(even) { background: #fff; }
.dv-versions-table tr:last-child td, .dv-truby-table tr:last-child td { border-bottom: none; }
.dv-versions-table td, .dv-truby-table td { color: var(--color-text); font-weight: 500; }
.dv-versions-table td:first-child, .dv-truby-table td:first-child {
    font-weight: 700; color: var(--color-primary); background: rgba(74,42,23,0.05); min-width: 140px;
}

@media (max-width: 1024px) {
    .dv-versions-table th, .dv-versions-table td, .dv-truby-table th, .dv-truby-table td { padding: 10px 12px; font-size: 13px; word-wrap: break-word; white-space: normal; }
    .dv-versions-table th, .dv-truby-table th { font-size: 11px; }
    .dv-versions-table td:first-child, .dv-truby-table td:first-child { font-size: 13px; }
}
@media (max-width: 768px) {
    .dv-versions-table-wrap, .dv-truby-table-wrap { overflow-x: visible; box-shadow: none; background: transparent; }
    .dv-versions-table, .dv-truby-table { display: block; min-width: 0; table-layout: auto; }
    .dv-versions-table thead, .dv-truby-table thead { display: none; }
    .dv-versions-table tbody, .dv-truby-table tbody { display: block; }
    .dv-versions-table tr, .dv-truby-table tr {
        display: block; margin-bottom: 12px; border-radius: 10px; border: 1px solid #e9e1d9;
        background: #fff; box-shadow: 0 2px 8px rgba(20,10,5,0.04); overflow: hidden;
    }
    .dv-versions-table td, .dv-truby-table td {
        display: flex; justify-content: space-between; align-items: center; padding: 12px 16px;
        text-align: right; border: none; border-bottom: 1px solid #f2ede8; overflow-wrap: break-word; word-break: normal; hyphens: none;
    }
    .dv-versions-table td:last-child, .dv-truby-table td:last-child { border-bottom: none; }
    .dv-versions-table td:first-child, .dv-truby-table td:first-child {
        text-align: left; background: #2c1b10; color: #fff; font-weight: 700; font-size: 15px;
        padding: 14px 16px; border-bottom: 2px solid rgba(255,255,255,0.1); min-width: 0; overflow-wrap: break-word; word-break: normal; hyphens: none;
    }
    .dv-versions-table td::before, .dv-truby-table td::before {
        content: attr(data-label); font-size: 12px; color: #8a7a6d; font-weight: 500;
        text-transform: uppercase; letter-spacing: 0.02em; flex-shrink: 0; margin-right: 16px;
    }
    .dv-versions-table td:first-child::before, .dv-truby-table td:first-child::before { display: none; }
}

.dv-contact-cta { text-align: center; margin-bottom: 48px; }
.dv-contact-cta .dv-btn {
    display: inline-flex; align-items: center; justify-content: center; padding: 16px 36px;
    font-size: 16px; font-weight: 600; background: var(--color-primary); color: #fff; border: none;
    border-radius: 8px; cursor: pointer; transition: background 0.2s;
}
.dv-contact-cta .dv-btn:hover { background: var(--color-primary-light); }

.dv-catalog-description { max-width: 720px; margin: 0 auto; font-size: 16px; line-height: 1.75; color: var(--color-text-muted); }

.dv-carousel-group {
    margin-bottom: 0; display: flex; align-items: flex-start; justify-content: center; gap: 32px;
    position: relative; z-index: 1; padding: 24px 0 32px;
}
.dv-carousel-group::before {
    content: ''; position: absolute; inset: 0; left: 50%; transform: translateX(-50%);
    width: 100vw; background: #ede4db; z-index: -1;
}
.dv-carousel-stack { flex: 1 1 640px; max-width: 720px; }
.dv-carousel-stack .dv-carousel { margin: 0; }
.dv-carousel-aside { flex: 0 0 360px; max-width: 420px; display: flex; flex-direction: column; gap: 16px; padding-top: 8px; }
.dv-carousel-aside__eyebrow { font-size: 14px; font-weight: 600; text-transform: uppercase; letter-spacing: 0.08em; color: var(--color-text-muted); }
.dv-carousel-aside__title { font-size: 28px; line-height: 1.2; font-weight: 700; color: var(--color-text); }
.dv-carousel-aside__text { font-size: 15px; line-height: 1.7; color: var(--color-text-muted); }
.dv-carousel-aside .dv-btn { align-self: flex-start; min-width: 220px; }
.dv-carousel__thumbs { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; margin-top: 16px; }
.dv-carousel__thumb {
    width: 88px; height: 64px; border-radius: 10px; border: 1px solid var(--color-border);
    background: #fff; padding: 8px; cursor: pointer; display: inline-flex; align-items: center; justify-content: center;
    box-shadow: 0 6px 16px rgba(20,10,5,0.08); transition: border-color 0.2s, box-shadow 0.2s, transform 0.2s;
}
.dv-carousel__thumb svg, .dv-carousel__thumb img { max-height: 100%; width: auto; color: var(--color-primary); }
.dv-carousel__thumb.is-active { border-color: var(--color-primary); box-shadow: 0 0 0 2px rgba(74,42,23,0.15); }
.dv-carousel__thumb:hover { transform: translateY(-1px); }

/* === TABS === */
.dv-tabs { margin: 0 0 40px; position: relative; }
.dv-tabs__nav { display: flex; justify-content: center; gap: 10px; flex-wrap: wrap; margin-bottom: -1px; }
.dv-tabs__btn {
    border: 1px solid var(--color-border); background: #f1e9e1; color: var(--color-text);
    padding: 12px 22px; border-radius: 12px 12px 0 0; font-weight: 600; cursor: pointer;
    transition: background 0.2s, color 0.2s, border-color 0.2s;
}
.dv-tabs__btn.is-active { background: var(--color-primary); color: #fff; border-color: var(--color-primary); }
.dv-tabs__btn:focus-visible { outline: 2px solid var(--color-primary); outline-offset: 2px; }
.dv-tabs__content { border: 1px solid var(--color-border); border-radius: 0 14px 14px 14px; background: #fff; box-shadow: 0 12px 30px rgba(20,10,5,0.05); }
.dv-tabs__panel { display: none; padding: 32px; min-height: 180px; }
.dv-tabs__panel.is-active { display: block; }
.dv-tabs__text { color: var(--color-text-muted); line-height: 1.75; }
.dv-tabs__text p { margin-bottom: 16px; }
.dv-tabs__text p:last-child { margin-bottom: 0; }

.dv-func { display: flex; flex-direction: column; gap: 32px; }
.dv-func__hero { display: flex; gap: 32px; align-items: flex-start; }
.dv-func__hero-text { flex: 1 1 55%; }
.dv-func__hero-img { flex: 0 0 40%; max-width: 400px; display: flex; align-items: center; justify-content: center; background: var(--color-bg-gray); border-radius: 8px; padding: 24px; }
.dv-func__hero-img svg { width: 100%; height: auto; color: var(--color-primary); }
.dv-func h3 { font-size: 22px; font-weight: 700; color: var(--color-primary); margin: 0 0 12px; }
.dv-func h4 { font-size: 18px; font-weight: 700; color: var(--color-text); margin: 24px 0 12px; }
.dv-func p { margin-bottom: 12px; line-height: 1.7; color: var(--color-text-muted); }
.dv-func__benefits { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 10px; }
.dv-func__benefits li { padding: 12px 16px; background: #faf7f4; border-radius: 8px; border-left: 4px solid var(--color-primary); line-height: 1.6; color: var(--color-text-muted); }
.dv-func__benefits li strong { color: var(--color-text); font-weight: 600; }
.dv-func__subsection { padding-top: 24px; border-top: 1px solid var(--color-border); }
@media (max-width: 768px) { .dv-func__hero { flex-direction: column; } .dv-func__hero-img { max-width: 100%; } }
.dv-tabs__title { font-size: 20px; font-weight: 600; margin-bottom: 16px; color: var(--color-text); }
.dv-tabs .dv-versions-table-wrap, .dv-tabs .dv-truby-table-wrap { margin: 0; }

/* === BUTTONS === */
.dv-btn {
    display: inline-flex; align-items: center; justify-content: center; padding: 14px 28px;
    font-size: 16px; font-weight: 600; border-radius: 8px; border: none; cursor: pointer;
    text-decoration: none; transition: opacity 0.2s, background 0.2s;
}
.dv-btn--primary { background: var(--color-primary); color: #fff; }
.dv-btn--primary:hover { background: var(--color-primary-light); }
.dv-btn--accent { background: var(--color-accent); color: #fff; border: 1px solid #a83e0a; box-shadow: 0 10px 24px rgba(255,106,26,0.35); }
.dv-btn--accent:hover { background: var(--color-accent-dark); box-shadow: 0 12px 26px rgba(209,80,13,0.4); }
.dv-btn--secondary { background: var(--color-bg-gray); color: var(--color-text); border: 1px solid var(--color-border); }
.dv-btn--secondary:hover { background: #ece3da; border-color: rgba(40,20,10,0.14); }
.dv-btn--full { width: 100%; }

/* === ADVANTAGES === */
.dv-advantages-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 24px; }
.dv-advantage-item { background: #fff; padding: 28px 24px; border-radius: 12px; border: 1px solid var(--color-border); }
.dv-advantage-item__num { font-size: 14px; font-weight: 700; color: var(--color-accent); margin-bottom: 12px; }
.dv-advantage-item__title { font-size: 18px; font-weight: 700; margin-bottom: 10px; color: var(--color-text); }
.dv-advantage-item__text { font-size: 15px; line-height: 1.6; color: var(--color-text-muted); }

/* === FORM === */
.dv-form-section { padding: 80px 0; }
.dv-form-section .container { display: flex; flex-direction: column; align-items: center; }
.dv-form-wrapper { max-width: 560px; width: 100%; padding: 48px 40px; background: var(--color-bg-gray); border-radius: 16px; border: 1px solid var(--color-border); text-align: center; }
.dv-form-wrapper__title, .dv-form-wrapper__subtitle { text-align: center; }
.dv-form-wrapper__title { font-size: 28px; font-weight: 700; margin-bottom: 12px; color: var(--color-text); }
.dv-form-wrapper__subtitle { font-size: 16px; color: var(--color-text-muted); margin-bottom: 28px; line-height: 1.5; }
.dv-consultation-form { display: flex; flex-direction: column; gap: 20px; }
.dv-form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.dv-form-field { display: flex; flex-direction: column; gap: 8px; }
.dv-form-field label { font-size: 14px; font-weight: 500; color: var(--color-text); }
.dv-form-field input { padding: 14px 16px; font-size: 16px; border: 1px solid var(--color-border); border-radius: 8px; background: #fff; font-family: inherit; }
.dv-form-field input:focus { outline: none; border-color: var(--color-primary); box-shadow: 0 0 0 2px rgba(74,42,23,0.15); }
.dv-form-field input.error { border-color: #b00020; }
.dv-form-field textarea { padding: 14px 16px; font-size: 16px; border: 1px solid var(--color-border); border-radius: 8px; background: #fff; font-family: inherit; resize: vertical; min-height: 80px; }
.dv-form-field textarea:focus { outline: none; border-color: var(--color-primary); box-shadow: 0 0 0 2px rgba(74,42,23,0.15); }
.dv-consent { display: flex; align-items: flex-start; gap: 10px; font-size: 14px; color: var(--color-text-muted); cursor: pointer; }
.dv-consent input { margin-top: 3px; flex-shrink: 0; }
.dv-consent a { color: var(--color-primary); text-decoration: underline; }
.dv-form-success { display: none; padding: 20px; background: #eaf3e6; color: #35660f; border-radius: 8px; font-weight: 500; text-align: center; margin-top: 20px; }
.dv-form-success.is-visible { display: block; }

/* === ABOUT BLOCK === */
.dv-about-block { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: start; max-width: 1000px; margin: 0 auto; }
.dv-section-title--left { text-align: left; margin-bottom: 24px; }
.dv-about-block__lead { font-size: 18px; line-height: 1.6; color: var(--color-text); margin-bottom: 20px; }
.dv-about-block__text p { font-size: 16px; line-height: 1.75; color: var(--color-text-muted); margin-bottom: 16px; }
.dv-about-block__text .dv-btn { margin-top: 8px; }
.dv-about-block__images { display: flex; flex-direction: column; gap: 20px; }
.dv-about-block__img { width: 100%; max-width: 400px; height: auto; border-radius: 12px; border: 1px solid var(--color-border); background: var(--color-bg-gray); padding: 24px; }

/* === FOOTER === */
.dv-footer { background: var(--color-hero-bg); color: rgba(255,255,255,0.85); padding: 64px 0 0; }
.dv-footer-grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr; gap: 48px; padding-bottom: 48px; border-bottom: 1px solid rgba(255,255,255,0.1); }
.dv-footer__logo { font-size: 20px; font-weight: 700; color: #fff; margin-bottom: 16px; }
.dv-footer a { color: rgba(255,255,255,0.8); font-size: 15px; }
.dv-footer a:hover { color: #fff; }
.dv-footer__title { font-size: 14px; font-weight: 600; text-transform: uppercase; letter-spacing: 0.05em; color: rgba(255,255,255,0.6); margin-bottom: 16px; }
.dv-footer__col a { display: block; margin-bottom: 10px; }
.dv-footer-bottom { padding: 24px 0; display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 16px; font-size: 14px; color: rgba(255,255,255,0.6); }
.dv-footer-bottom a { color: rgba(255,255,255,0.7); }

/* === MOBILE ADAPTIVE === */
@media (max-width: 1024px) {
    .dv-hero__title { font-size: 36px; }
    .dv-hero__subtitle { font-size: 16px; }
    .dv-section-title { font-size: 28px; }
    .dv-products-grid { grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); }
    .dv-footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
}
@media (max-width: 768px) {
    :root { --header-height: 64px; }
    .dv-burger { display: flex; }
    .dv-nav {
        display: none; position: absolute; top: 100%; left: 0; right: 0; flex-direction: column;
        background: #fff; border-top: 1px solid var(--color-border); box-shadow: 0 4px 12px rgba(20,10,5,0.1);
        padding: 16px 24px; gap: 4px;
    }
    .dv-nav.is-open { display: flex; }
    .dv-nav a { padding: 12px 16px; border-radius: 8px; width: 100%; }
    .dv-nav .dv-nav-cta { text-align: center; }
    .dv-hero { padding: calc(var(--header-height) + 40px) 24px 60px; }
    .dv-hero__title { font-size: 28px; }
    .dv-hero__subtitle { font-size: 16px; }
    .dv-hero__actions { flex-direction: column; width: 100%; }
    .dv-hero__actions .dv-btn { width: 100%; }
    .dv-section { padding: 60px 0; }
    .dv-section-title { font-size: 24px; margin-bottom: 32px; }
    .dv-products-grid { grid-template-columns: 1fr; gap: 16px; }
    .dv-promo-banner { flex-direction: column; text-align: center; padding: 20px 24px; gap: 14px; }
    .dv-promo-banner__badge { width: 60px; height: 60px; font-size: 18px; }
    .dv-promo-banner__text { font-size: 16px; }
    .dv-carousel { max-width: 100%; aspect-ratio: auto; }
    .dv-carousel__track { height: auto; }
    .dv-carousel__slide { padding: 20px; }
    .dv-carousel__slide svg, .dv-carousel__slide img { max-height: 260px; width: auto; }
    .dv-carousel-group { flex-direction: column; align-items: stretch; }
    .dv-carousel-stack, .dv-carousel-aside { flex: 0 0 auto; width: 100%; max-width: 100%; }
    .dv-carousel-aside { max-width: 100%; align-items: center; text-align: center; padding-top: 0; }
    .dv-carousel-aside .dv-btn { align-self: center; width: 100%; }
    .dv-carousel__thumbs { display: none; }
    .dv-carousel__dots { position: static; margin-top: 10px; }
    .dv-carousel__dot { background: rgba(0,0,0,0.1); }
    .dv-carousel__dot.is-active { background: var(--color-primary); }
    .dv-carousel__dots { display: none; }
    .dv-tabs__nav { justify-content: flex-start; }
    .dv-tabs__btn { flex: 1 1 auto; }
    .dv-tabs__panel { padding: 24px; }
    .dv-tabs.is-accordion .dv-tabs__content { display: none; }
    .dv-tabs.is-accordion .dv-tabs__nav { gap: 12px; margin-bottom: 0; }
    .dv-tabs.is-accordion .dv-tabs__btn {
        width: 100%; display: flex; align-items: center; justify-content: space-between;
        background: #fff; color: var(--color-text); border-radius: 12px; border: 1px solid var(--color-border);
    }
    .dv-tabs.is-accordion .dv-tabs__btn::after { content: '▾'; font-size: 16px; color: var(--color-text-muted); transition: transform 0.2s ease; }
    .dv-tabs.is-accordion .dv-tabs__btn.is-active { background: #fff; color: var(--color-text); border-color: var(--color-border); }
    .dv-tabs.is-accordion .dv-tabs__btn.is-active::after { transform: rotate(180deg); }
    .dv-tabs.is-accordion .dv-tabs__panel { padding: 16px 18px; border: 1px solid var(--color-border); border-top: none; border-radius: 0 0 12px 12px; margin: -6px 0 12px; background: #fff; }
    .dv-advantages-grid { grid-template-columns: 1fr; }
    .dv-form-row { grid-template-columns: 1fr; }
    .dv-form-wrapper { padding: 32px 24px; }
    .dv-form-wrapper__title { font-size: 24px; }
    .dv-about-block { grid-template-columns: 1fr; gap: 32px; }
    .dv-about-block__images { flex-direction: column; }
    .dv-about-block__img { max-width: 100%; }
    .dv-about-block__lead { font-size: 16px; }
    .dv-footer { padding: 48px 0 0; }
    .dv-footer-grid { grid-template-columns: 1fr; text-align: center; gap: 32px; }
    .dv-footer__col a { display: inline-block; }
    .dv-footer-bottom { flex-direction: column; text-align: center; gap: 12px; }
}
@media (max-width: 480px) {
    :root { --header-height: 56px; }
    html { font-size: 14px; }
    .dv-header-inner { padding: 0 16px; }
    .dv-burger span { width: 22px; }
    .dv-hero { padding: calc(var(--header-height) + 32px) 16px 48px; }
    .dv-hero__title { font-size: 24px; }
    .dv-hero__subtitle { font-size: 15px; }
    .dv-section { padding: 48px 0; }
    .dv-section-title { font-size: 22px; }
    .container { padding: 0 16px; }
    .dv-product-card__body { padding: 16px; }
    .dv-product-card__title { font-size: 16px; }
    .dv-product-card__desc { font-size: 13px; }
    .dv-catalog-hero { padding: calc(var(--header-height) + 40px) 16px 40px; }
    .dv-catalog-hero h1 { font-size: 28px; }
    .dv-carousel__prev, .dv-carousel__next { width: 40px; height: 40px; font-size: 18px; }
    .dv-carousel__prev { left: 8px; }
    .dv-carousel__next { right: 8px; }
    .dv-comparison-section__title { font-size: 22px; }
    .dv-comparison-group__label { font-size: 18px; }
    .dv-func__hero { flex-direction: column; }
    .dv-func__hero-img { max-width: 100%; }
    .dv-func h3 { font-size: 19px; }
    .dv-func__benefits li { padding: 10px 12px; font-size: 14px; }
    .dv-form-wrapper { padding: 24px 16px; }
    .dv-form-wrapper__title { font-size: 22px; }
    .dv-form-wrapper__subtitle { font-size: 14px; }
    .dv-consultation-form { gap: 16px; }
    .dv-form-field input, .dv-form-field textarea { padding: 12px 14px; font-size: 15px; }
    .dv-btn { padding: 12px 24px; font-size: 15px; }
    .dv-tabs__panel { padding: 20px; }
    .dv-advantage-item { padding: 20px 16px; }
    .dv-advantage-item__num { font-size: 12px; }
    .dv-advantage-item__title { font-size: 16px; }
    .dv-advantage-item__text { font-size: 14px; }
    .dv-about-block__lead { font-size: 15px; }
    .dv-about-block__text p { font-size: 14px; }
    .dv-footer { padding: 40px 0 0; }
    .dv-footer__logo { font-size: 18px; }
    .dv-footer__title { font-size: 13px; }
    .dv-footer a { font-size: 14px; }
    .dv-footer-bottom { font-size: 13px; }
}

/* === About page === */
.dv-about-section-title { text-align: center; font-size: 32px; font-weight: 800; color: var(--color-primary); margin-bottom: 12px; }
.dv-about-section-subtitle { text-align: center; color: var(--color-text-muted); font-size: 17px; max-width: 640px; margin: 0 auto 48px; line-height: 1.6; }
.dv-about-intro { display: flex; gap: 48px; align-items: center; }
.dv-about-intro__text { flex: 1 1 55%; }
.dv-about-intro__text h2 { font-size: 32px; font-weight: 800; color: var(--color-primary); margin-bottom: 16px; }
.dv-about-intro__lead { font-size: 19px; font-weight: 600; color: var(--color-text); margin-bottom: 16px; line-height: 1.6; }
.dv-about-intro__text p { color: var(--color-text-muted); line-height: 1.7; margin-bottom: 12px; }
.dv-about-values { display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; }
.dv-about-values__item { text-align: center; padding: 32px 24px; border-radius: 16px; background: #faf7f4; transition: box-shadow 0.3s ease, transform 0.3s ease; }
.dv-about-values__item:hover { box-shadow: 0 8px 32px rgba(40,20,10,0.1); transform: translateY(-4px); }
.dv-about-values__icon { margin-bottom: 16px; }
.dv-about-values__item h3 { font-size: 18px; font-weight: 700; color: var(--color-primary); margin-bottom: 8px; }
.dv-about-values__item p { font-size: 14px; color: var(--color-text-muted); line-height: 1.6; }
.dv-about-process { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.dv-about-process__step { position: relative; padding: 28px 24px; background: #fff; border-radius: 16px; box-shadow: 0 2px 12px rgba(40,20,10,0.06); border-top: 4px solid var(--color-primary); }
.dv-about-process__number { font-size: 40px; font-weight: 900; color: var(--color-primary); opacity: 0.15; line-height: 1; margin-bottom: 12px; }
.dv-about-process__step h3 { font-size: 17px; font-weight: 700; color: var(--color-primary); margin-bottom: 8px; }
.dv-about-process__step p { font-size: 14px; color: var(--color-text-muted); line-height: 1.6; }
.dv-about-products { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.dv-about-products__item { border-radius: 16px; overflow: hidden; background: #faf7f4; transition: box-shadow 0.3s ease, transform 0.3s ease; }
.dv-about-products__item:hover { box-shadow: 0 8px 32px rgba(40,20,10,0.1); transform: translateY(-4px); }
.dv-about-products__item .dv-about-products__img { height: 180px; display: flex; align-items: center; justify-content: center; background: var(--color-bg-gray); }
.dv-about-products__item .dv-about-products__img svg { width: 64px; height: 64px; color: var(--color-primary); }
.dv-about-products__item h3 { font-size: 17px; font-weight: 700; color: var(--color-primary); padding: 16px 20px 4px; }
.dv-about-products__item p { font-size: 14px; color: var(--color-text-muted); line-height: 1.6; padding: 0 20px 20px; }
.dv-about-industries { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; max-width: 900px; margin: 0 auto; justify-items: center; }
.dv-about-industries__item { width: 100%; padding: 24px; background: #fff; border-radius: 12px; border-left: 4px solid var(--color-primary); box-shadow: 0 2px 8px rgba(40,20,10,0.05); }
.dv-about-industries__item strong { display: block; font-size: 16px; color: var(--color-primary); margin-bottom: 8px; }
.dv-about-industries__item p { font-size: 14px; color: var(--color-text-muted); line-height: 1.6; margin: 0; }

@media (max-width: 1024px) {
    .dv-about-values { grid-template-columns: repeat(2, 1fr); }
    .dv-about-process { grid-template-columns: repeat(2, 1fr); }
    .dv-about-products { grid-template-columns: repeat(2, 1fr); }
    .dv-about-industries { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
    .dv-about-intro { flex-direction: column; gap: 24px; }
    .dv-about-section-title { font-size: 24px; }
    .dv-about-values { grid-template-columns: 1fr; gap: 16px; }
    .dv-about-process { grid-template-columns: 1fr; gap: 16px; }
    .dv-about-products { grid-template-columns: 1fr; gap: 16px; }
    .dv-about-industries { grid-template-columns: 1fr; gap: 16px; }
}

/* Плавное появление меню */
.dv-nav.is-open { animation: slideDown 0.3s ease; }
@keyframes slideDown { from { opacity: 0; transform: translateY(-10px); } to { opacity: 1; transform: translateY(0); } }
@media (pointer: coarse) {
    .dv-nav a, .dv-btn, .dv-tabs__btn, .dv-carousel__prev, .dv-carousel__next { min-height: 44px; min-width: 44px; }
}

/* === Dropdown в шапке === */
.dv-nav-dropdown { position: relative; display: inline-flex; align-items: center; }
.dv-nav-dropdown__trigger { display: inline-flex; align-items: center; gap: 4px; }
.dv-nav-dropdown__caret { font-size: 10px; line-height: 1; transition: transform 0.2s ease; }
.dv-nav-dropdown:hover .dv-nav-dropdown__caret, .dv-nav-dropdown:focus-within .dv-nav-dropdown__caret { transform: rotate(180deg); }
.dv-nav-dropdown__menu {
    position: absolute; top: 100%; left: 0; min-width: 240px; background: #fff;
    border: 1px solid var(--color-border); border-radius: 12px; box-shadow: 0 12px 28px rgba(20,10,5,0.12);
    padding: 8px; display: none; flex-direction: column; gap: 2px; z-index: 1000;
}
.dv-nav-dropdown__menu a { padding: 10px 14px; font-size: 14px; border-radius: 8px; white-space: nowrap; }
.dv-nav-dropdown:hover .dv-nav-dropdown__menu, .dv-nav-dropdown:focus-within .dv-nav-dropdown__menu { display: flex; }
.dv-nav-dropdown__menu::before { content: ''; position: absolute; top: -8px; left: 0; right: 0; height: 8px; }
@media (max-width: 768px) {
    .dv-nav-dropdown { width: 100%; flex-direction: column; align-items: stretch; }
    .dv-nav-dropdown__trigger { justify-content: space-between; }
    .dv-nav-dropdown__menu {
        position: static; display: none; min-width: 0; border: none; box-shadow: none;
        padding: 4px 0 8px 12px; border-left: 2px solid var(--color-border); margin-left: 12px; border-radius: 0;
    }
    .dv-nav-dropdown.is-open .dv-nav-dropdown__menu { display: flex; }
    .dv-nav-dropdown:hover .dv-nav-dropdown__menu, .dv-nav-dropdown:focus-within .dv-nav-dropdown__menu { display: none; }
    .dv-nav-dropdown.is-open .dv-nav-dropdown__caret { transform: rotate(180deg); }
    .dv-nav-dropdown:not(.is-open):hover .dv-nav-dropdown__caret { transform: none; }
}

/* === Хлебные крошки === */
.dv-breadcrumbs { background: var(--color-bg-gray); border-bottom: 1px solid var(--color-border); padding: 10px 0; font-size: 14px; }
.dv-breadcrumbs__list { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; align-items: center; gap: 4px; }
.dv-breadcrumbs__item { display: inline-flex; align-items: center; color: var(--color-text-muted); }
.dv-breadcrumbs__item + .dv-breadcrumbs__item::before { content: '›'; margin: 0 8px; color: var(--color-text-muted); }
.dv-breadcrumbs__item a { color: var(--color-text-muted); text-decoration: none; transition: color 0.2s; }
.dv-breadcrumbs__item a:hover { color: var(--color-primary); }
.dv-breadcrumbs__item [aria-current="page"] { color: var(--color-text); font-weight: 500; }
@media (max-width: 480px) {
    .dv-breadcrumbs { font-size: 13px; padding: 8px 0; }
    .dv-breadcrumbs__item + .dv-breadcrumbs__item::before { margin: 0 4px; }
}